Introduction to Observational Multicenter

What is/are Observational Multicenter?

Observational Multicenter - Patients and Methods: The Teravolt cohort is an observational multicenter registry, including patients with non-small cell cancer, small cell cancer or mesothelioma but also epithelial tumors and a diagnosis of Covid-19. ^[1] This is an observational multicenter cohort study from the US Multicenter SLKT Consortium consisting of recipients of SLKT aged ≥18 years of transplantations performed between February 2002 and June 2017 at 6 large US centers in 6 different United Network for Organ Sharing regions. ^[2] Retrospective and observational multicenter registry of consecutive patients undergoing EPS, followed or not by ablation, referred because of undocumented clinical suspicion of PSVT. ^[3] The aim of our retrospective, observational multicenter study was to assess the oncological outcome of the nowadays standing treatment for vaginal cancer, namely radio(chemo)therapy, followed by image-guided adaptive brachytherapy (IGABT). ^[4] We examined the potential usefulness of FIASMA psychotropic medication use among patients with mental disorder hospitalized for severe COVID-19, in an observational multicenter retrospective study conducted at AP-HP Greater Paris University hospitals. ^[5] MATERIAL AND METHODS This was an observational multicenter study conducted in 3 centers (Kraków, Łódź and Warszawa) specializing in heart failure (HF). ^[6] Methods The I-PAD NAGANO registry is an observational multicenter cohort study that enrolled 337 patients with peripheral artery disease (PAD) who underwent EVT between August 2015 and July 2016. ^[7] Methods: We included patients with and without possible or probable CAA based on the modified Boston criteria from an observational multicenter cohort of patients with acute ischemic stroke and endovascular thrombectomy, the German Stroke Registry Endovascular Treatment trial. ^[8] METHODS This observational multicenter retrospective study included LT-patients with HCC-recurrence who discontinued first-line sorafenib. ^[9] Methods: Castration-resistant prostate cancer registry (CAPRI) is an investigator-initiated, observational multicenter cohort study in 20 hospitals retrospectively including patients diagnosed with CRPC between 2010 and 2016. ^[10] In this observational multicenter cohort study, patients aged 18 years or older, who were diagnosed with aSAH at the participating centers in Lombardy from March 9 to May 10, 2020, were included (COVID-19 group). ^[11] In this cross-sectional analysis, average dietary intake was estimated in 3193 participants with moderately severe CKD enrolled into the observational multicenter German CKD study using a food frequency questionnaire. ^[12] Objectives: In this observational multicenter study, based on children with AAE, we aimed to assess the proportion of household members possibly infected by SARS-CoV-2. ^[13] This observational multicenter study involved all acute care hospitals (n = 4). ^[14] Methods A total of 243 symptomatic laboratory-confirmed COVID-19 patients were included in this observational multicenter study. ^[15] Observational multicenter study of RA-ILD caucasian patients treated with ABA. ^[16] During the second phase (observational multicenter study of chronically ill homeopathic patients), quantitative data was collected using a standardized instrument for subjective health assessment, EQ-5D-3L – Bulgarian version. ^[17] METHODS The Multicenter Randomized Controlled Trial of Endovascular Treatment for Acute Ischemic Stroke in the Netherlands (MR CLEAN) Registry is a prospective, observational multicenter registry of patients treated with EVT for acute ischemic stroke in 16 intervention hospitals in the Netherlands. ^[18] Third, we conducted a retrospective, observational multicenter study to determine the efficacy of incorporating an oral nutraceutical product containing silibinin in patients with NSCLC receiving a nintedanib/docetaxel combination in second- and further-line settings (n = 59). ^[19] Material and Methods Adult patients were enrolled in this prospective, case-control, observational multicenter study. ^[20] Purpose To describe the characteristics and outcomes of hospitalized COVID-19 young patients ( Methods The Critical COVID France (CCF) study was an observational multicenter study including patients hospitalized for COVID-19. ^[21] Observational multicenter study was conducted on a prospectively built database on elderly patients (> 75 years) with Type II odontoid fracture managed conservatively during the last 10 years. ^[22] Design: Observational multicenter cohort study. ^[23] STUDY DESIGN  It involves a large, Canadian prospective (2005-2017) observational multicenter study of children at high risk for RSV infection. ^[24] From an observational multicenter study of 263 RA-ILD patients treated with ABA, we selected those with UIP or NSIP [2]. ^[25] Nevertheless, we are aware of the scarcity of such data and results in the literature, especially regarding the last two scenario and the still unclear long-term outcome (more than 15 years) of TAR, due to few randomized trails and observational multicenter studies. ^[26] Observational multicenter study performed in 2014 on older patients admitted to 12 Italian hospitals (GLISTEN Study). ^[27] METHODS Observational multicenter cohort study using the Netherlands Emergency Department Evaluation Database (NEED), including patients ≥ 18 years of three Dutch EDs. ^[28] Methods: We conducted an observational multicenter retrospective cohort study at AP-HP Greater Paris University hospitals. ^[29] METHODS Observational multicenter cohort study of 3,108 COVID-19 patients admitted to two hospitals in Madrid between March 1st and May 15th, 2020. ^[30] This study evaluated the outcomes of hospitalized COVID19 patients treated with COVID19 convalescent plasma in a prospective, observational multicenter trial. ^[31] METHODS This is an observational multicenter cohort study from the US Multicenter SLKT consortium consisting of recipients of SLKT aged ≥18 years performed between 2/2002-6/2017 at six large US centers in six different United Network for Organ Sharing regions(UNOS). ^[32] This observational multicenter retrospective study included all the patients treated with NIV by three mobile medical emergency teams in 2015. ^[33] We conducted an observational multicenter retrospective cohort analysis of women with EOC treated from September 2006 to November 2016 in nine institutions in France (FRANCOGYN research group) with maintained EOC databases. ^[34] Observational multicenter cohort study. ^[35] This observational multicenter study included all consecutive COVID-19 adult patients, admitted into the twenty-five ICUs of the COVID-19 VENETO ICU network (February–April 2020), who underwent endotracheal intubation after NIV failure. ^[36] Observational multicenter study of patients with BD-associated CME refractory to conventional and/or biological immunosuppressive drugs. ^[37] Methods: Observational multicenter cohort (2011–2018) of adult patients undergoing surgery for resection of SM. ^[38] In this observational multicenter study, patients with GHB use disorder (n = 285) were tapered off with pharmaceutical GHB. ^[39] This study evaluated the outcomes of hospitalized COVID19 patients treated with COVID19 convalescent plasma in a prospective, observational multicenter trial. ^[40] ACT was an observational multicenter study conducted from 2010-2013. ^[41] Methods: The study was a retrospective review of medical records from 462 confirmed patients with COVID-19 and 45 asymptomatic infected individuals in Shenzhen from January 19 to April 30, 2020; this is a retrospective, observational multicenter study. ^[42] Patients and methods This was an observational multicenter study that enrolled patients with lung cancer and thoracic tumors, recruited from August 2016 to January 2020 at 50 Spanish hospitals. ^[43] Methods: observational multicenter cohort study. ^[44] Methods: The RSV GOLD-III—ICU Network study is an international, prospective, observational multicenter study and will be conducted in 10 Gavi-eligible countries at pediatric intensive care units and high-dependency units (PICUs/HDUs) during local viral respiratory seasons for 2 years. ^[45] Previously, 4330 pregnant women were enrolled in an observational multicenter study, analyzing the association between vaginal U. ^[46] Methods Observational multicenter cohort study of 3. ^[47] METHODS This was a prospective, real time, investigator initiated, observational multicenter study conducted in patients admitted to the ICU with sepsis and septic shock. ^[48] Methods In this observational multicenter cohort of patients with moderate to severe Covid-19 ARDS, Crs was measured at day-1 and day-14. ^[49] Methods This was a secondary analysis of the observational multicenter Acutely Presenting Older Patient (APOP) study, of which a subset of patients aged ≥70 years with fall-related ED visits were prospectively included in EDs of two Dutch hospitals. ^[50]

cohort study contributing

Method We recorded in-hospital characteristics of 2754 PE patients included in a prospective observational multicenter cohort study contributing 18,028 person-days of follow-up. ^[1] We recorded in-hospital characteristics of 2,754 PE patients included in a prospective observational multicenter cohort study contributing 18,028 person-days of follow-up. ^[2] Methods We recorded in-hospital characteristics of 2754 PE patients included in a prospective observational multicenter cohort study contributing 18,028 person-days of follow-up. ^[3]

among patients hospitalized

The potential benefit of FIASMA treatments among patients hospitalized for severe COVID-19 was recently explored in an observational multicenter retrospective study [9]. ^[1] We examined the potential usefulness of FIASMA use among patients hospitalized for severe COVID-19 in an observational multicenter retrospective study conducted at Greater Paris University hospitals. ^[2] We examined the potential usefulness of FIASMA use among patients hospitalized for severe COVID‐19 in an observational multicenter study conducted at Greater Paris University hospitals. ^[3]

contributing 18028 person

We recorded in-hospital characteristics of 2754 PE patients in a prospective observational multicenter cohort contributing 18,028 person-days follow-up. ^[1]

Prospective Observational Multicenter

This research was a secondary analysis of a prospective observational multicenter study carried out in 17 EDs entitled FINE aimed to assess potentially inappropriate transfer prevalence among this population. ^[1] Methods: In this prospective observational multicenter study, 38 patients who underwent IVR treatment for unilateral BRVO and 28 age-matched healthy subjects were chosen. ^[2] Method We recorded in-hospital characteristics of 2754 PE patients included in a prospective observational multicenter cohort study contributing 18,028 person-days of follow-up. ^[3] STUDY DESIGN Naturalistic, pragmatic, prospective observational multicenter SEFUDOCE-study. ^[4] This was a prospective observational multicenter study. ^[5] In the prospective observational multicenter Coronary Artery Disease and REnal Failure (CAD-REF) Registry, 773 (23. ^[6] Methods and Results We performed a clinical prospective observational multicenter study including all female patients admitted for MI under the age of 50. ^[7] METHODS We investigated the antibody response to seasonal influenza vaccination in 135 HSCT patients and 69 healthy volunteers (HVs) in a prospective observational multicenter cohort study. ^[8] DESIGN This is a prospective observational multicenter study. ^[9] A prospective observational multicenter non-interventional study was carried out, which included patients of both sexes aged 18 to 60 years with a verified diagnosis of functional gastrointestinal disorders (functional dyspepsia, irritable bowel syndrome, biliary tract dysfunction, sphincter of Oddi dysfunction, postcholecystectomy syndrome). ^[10] METHODS This was a secondary analysis of the PRospective Observational Multicenter Major Trauma Transfusion (PROMMTT) study. ^[11] We included a series of 10 consecutive patients with confirmed COVID-19 who met WHO and CDC criteria for MIS-C, who developed sinus bradycardia with a heart rate measured in the awake state that was below the normal range for age for children, as an initial manifestation of the disease, in a prospective observational multicenter study. ^[12] Prospective observational multicenter study including 1,735 patients with non-valvular AF treated with vitamin K antagonists (VKAs) or direct oral anticoagulants (DOACs). ^[13] METHODS This study evaluated the post-acute sequelae of patients hospitalized for SARS-Cov-2 infection and analyzed rehabilitative outcomes of a subgroup of patients included in the prospective observational multicenter CovILD study. ^[14] We recorded in-hospital characteristics of 2,754 PE patients included in a prospective observational multicenter cohort study contributing 18,028 person-days of follow-up. ^[15] METHODS: This prospective observational multicenter study was conducted across 12 hospitals, all of which belong to the same RHS in the north-east of Italy. ^[16] In a prospective observational multicenter study of neonatal stroke, lesion location identified by MRI is associated with language, motor, and cognitive outcomes at two years of age. ^[17] In this prospective observational multicenter study safety as well as cardiovascular, renal, and patient-reported outcomes and disease biomarkers were assessed after 12 and 24 months of migalastat treatment under "real world" conditions. ^[18] Methods We recorded in-hospital characteristics of 2754 PE patients included in a prospective observational multicenter cohort study contributing 18,028 person-days of follow-up. ^[19] Methods Prospective observational multicenter real-life study with high-protein hypercaloric formula (2 kcal/ml and 20% protein). ^[20] STUDY DESIGN We conducted a prospective observational multicenter study including women managed surgically for UTE in 31 French endometriosis expert centers (FRIENDS group) from January 1, 2017 to December 31, 2017. ^[21] We recorded in-hospital characteristics of 2754 PE patients in a prospective observational multicenter cohort contributing 18,028 person-days follow-up. ^[22] In this prospective observational multicenter study we included all influenza positive adults who were hospitalized and treated at flu isolation wards in three hospitals in Vienna during the season 2018/2019. ^[23] We conducted a prospective observational multicenter study including patients undergoing DSE for suspected SCS. ^[24] A total of 62 adult allo-HSCT recipients were included in this prospective observational multicenter study. ^[25] DESIGN a prospective observational multicenter cohort study. ^[26] Recently, the European prospective observational multicenter cohort study, APRICOT, reported anesthesia techniques and complications in more than 31 000 pediatric procedures. ^[27] We undertook a 12-month prospective observational multicenter real-world study to investigate impact of isCGM on quality of life and glycemic control. ^[28] Methods The aim of this prospective observational multicenter study was to investigate the predictive role of PLA2R1-ab levels at the time of diagnosis for long-term outcome in a cohort of 243 patients with newly diagnosed biopsy-proven PLA2R1-associated MN. ^[29] MethodsThis is a prospective observational multicenter mixed study. ^[30] MethodsA prospective observational multicenter study of 107 women, < 40 years of age with regular menstrual cycle and serum AMH levels ≤ 12 pmol/L, treated with 300 IU/day of HP-hMG in a GnRH-antagonist protocol. ^[31] METHODS This was a secondary analysis of a prospective observational multicenter cohort study of nulliparous women with singleton gestations who were enrolled between October 2010 and May 2014. ^[32] A prospective observational multicenter point prevalence study was conducted in French PICUs, recruiting all children admitted over three different weeks. ^[33] MethodsPatients hospitalized for HF were enrolled in the Korean Acute Heart Failure (KorAHF) registry, a prospective observational multicenter cohort study, between March 2011 and February 2014. ^[34] Finally, we illustrate application of our proposed method to real life data from Prospective Observational Multicenter Major Trauma Transfusion (PROMMTT) study to test an interaction effect between type of injury and study sites using median time for a trauma patient to receive three units of red blood cells. ^[35] In a large prospective observational multicenter study performed in Sweden, chest pain associated with cold sweat, jaw pain or nausea was significantly more frequent in patients with a ST elevation myocardial infarction (STEMI) than in patients with non-ST elevation myocardial infarction (NSTEMI). ^[36] Methods: This prospective observational multicenter study was conducted before (2013 to 2014) and after (2015 to 2016) implementation of a strategy including level of high‐sensitivity cardiac troponin T or I at 0 and 1 hour, combined with the HEART score. ^[37] METHODS We performed a prospective observational multicenter cohort study involving a convenience sample of patients from six urban academic EDs. ^[38] STUDY DESIGN/SETTING Prospective observational multicenter cohort of severe pediatric deformity patients treated surgically. ^[39] METHODS Patients starting golimumab were included from the prospective observational multicenter Norwegian DMARD study. ^[40] METHODS Prospective observational multicenter study conducted at 6 teaching centers of patients undergoing percutaneous coronary intervention who required OAC for any reason. ^[41] Methods The KorAHF registry is a prospective observational multicenter cohort study of AHFS in Korea. ^[42] METHODS:This was a secondary analysis of a prospective observational multicenter cohort study of nulliparous women with singleton gestations who were enrolled betwee. ^[43] STUDY DESIGN/SETTING Prospective observational multicenter cohort of severe pediatric deformity patients treated surgically for minimum curves of 100° or planned vertebral column resection (VCR). ^[44] Methods: Seventeen mCRPC patients were included in this prospective observational multicenter study. ^[45] Methods This was a prospective observational multicenter study of COPD patients [according to Global initiative for Chronic Obstructive Lung Disease (GOLD) criteria] admitted to the Medical ICUs of eight academic medical centers. ^[46] Design Prospective observational multicenter study. ^[47] The Neurodevelopmental Effects of Antiepileptic Drugs (NEAD) Study was a prospective observational multicenter study in the USA and UK, which enrolled pregnant women with epilepsy on antiepileptic drug (AED) monotherapy from 1999 to 2004. ^[48] Methods Data from a prospective observational multicenter registry was screened to identify acute ischemic stroke patients with an anterior circulation large vessel occlusion who underwent mechanical thrombectomy. ^[49] A total of 105 stable chronic HDF patients were included in this prospective observational multicenter study. ^[50]

Retrospective Observational Multicenter

METHODS Retrospective observational multicenter study including 32 patients treated between 2006 and 2019 in two aortic centers using identical surgical protocols. ^[1] Design: Retrospective observational multicenter study. ^[2] METHODS This retrospective observational multicenter study assessed casualties treated over 8 months by five medical teams deployed in Africa and Middle East. ^[3] Spanish retrospective observational multicenter case study in patients treated with oral anticoagulants who developed macroscopic or intense hematuria followed by AKI. ^[4] Patients and methods Cross-sectional retrospective observational multicenter study in health areas and districts from Castilla La-Mancha and Andalucia. ^[5] A retrospective observational multicenter study was conducted on 166 PLWH switching to the 2DR-3TC-based regimen: 58 HBcAb-positive and 108 HBcAb-negative patients. ^[6] METHODS A retrospective observational multicenter study was conducted. ^[7] This retrospective observational multicenter study included 8701 patients who received their first renal transplant in France between 2010 and 2014. ^[8] Methods Information was extracted from the MicroTrans Registry (NCT02681068), a retrospective observational multicenter study, collecting data from patients undergoing FMT for recurrent or refractory CDI in Germany. ^[9] Methods: This retrospective observational multicenter study aimed to describe efficacy and safety of ustekinumab in secukinumab nonresponder patients. ^[10] Methods: Retrospective observational multicenter study composed of 137 patients, performed reviewing medical records from January-2016 to January-2018 at San Juan Hospital and Aibonito’s Fermín López-Rivera1, Hector Cintrón Colón2, Christian Castillo LaTorre1, Alexis Rivera González3, Omar Méndez Meléndez4, Vanessa Fonseca Ferrer3, Nicolas Cruz Dardiz5, Edgar Vázquez Vargas6, Hernán González Monroig7 Affiliations: 1PGY-III, Internal Medicine Department; San Juan City Hospital, San Juan, P. ^[11]

An Observational Multicenter

Methods: An observational multicenter real-life study. ^[1] METHODS An observational multicenter study using all consecutive visits of three EDs in the Netherlands Emergency department Evaluation Database. ^[2] Methods An observational multicenter study investigating the causes of emergency department visits and hospital admissions within 10 days of COVID‐19 vaccination. ^[3]

Comparative Observational Multicenter

METHODS This was a longitudinal comparative observational multicenter study, nested in a prospective database of outpatient tertiary referral clinics, including 327 consecutive patients. ^[1] LEVEL OF EVIDENCE III, prospective comparative observational multicenter cohort study. ^[2]

observational multicenter study

METHODS Retrospective observational multicenter study including 32 patients treated between 2006 and 2019 in two aortic centers using identical surgical protocols. ^[1] The aim of our retrospective, observational multicenter study was to assess the oncological outcome of the nowadays standing treatment for vaginal cancer, namely radio(chemo)therapy, followed by image-guided adaptive brachytherapy (IGABT). ^[2] Methods Observational multicenter study which includes patients ≤ 68 years-old diagnosed with unresectable, solitary tumors ≤ 3 cm in radial diameter, without evidence of lymph node metastases. ^[3] MethodsThis observational multicenter study included all consecutive COVID-19 adult patients, admitted into the twenty-five ICUs of the COVID-19 VENETO ICU network (February-April 2020), who underwent endotracheal intubation after NIV failure. ^[4] This research was a secondary analysis of a prospective observational multicenter study carried out in 17 EDs entitled FINE aimed to assess potentially inappropriate transfer prevalence among this population. ^[5] Methods: In this prospective observational multicenter study, 38 patients who underwent IVR treatment for unilateral BRVO and 28 age-matched healthy subjects were chosen. ^[6] MATERIAL AND METHODS This was an observational multicenter study conducted in 3 centers (Kraków, Łódź and Warszawa) specializing in heart failure (HF). ^[7] This was a prospective observational multicenter study. ^[8] Design: Retrospective observational multicenter study. ^[9] Methods and Results We performed a clinical prospective observational multicenter study including all female patients admitted for MI under the age of 50. ^[10] Objectives: In this observational multicenter study, based on children with AAE, we aimed to assess the proportion of household members possibly infected by SARS-CoV-2. ^[11] This observational multicenter study involved all acute care hospitals (n = 4). ^[12] Methods A total of 243 symptomatic laboratory-confirmed COVID-19 patients were included in this observational multicenter study. ^[13] DESIGN This is a prospective observational multicenter study. ^[14] Observational multicenter study of RA-ILD caucasian patients treated with ABA. ^[15] METHODS This retrospective observational multicenter study assessed casualties treated over 8 months by five medical teams deployed in Africa and Middle East. ^[16] During the second phase (observational multicenter study of chronically ill homeopathic patients), quantitative data was collected using a standardized instrument for subjective health assessment, EQ-5D-3L – Bulgarian version. ^[17] Third, we conducted a retrospective, observational multicenter study to determine the efficacy of incorporating an oral nutraceutical product containing silibinin in patients with NSCLC receiving a nintedanib/docetaxel combination in second- and further-line settings (n = 59). ^[18] Material and Methods Adult patients were enrolled in this prospective, case-control, observational multicenter study. ^[19] Material and Methods We assessed distress, symptom burden, quality of life, and supportive care needs in patients with newly diagnosed incurable cancer in a prospective longitudinal observational multicenter study. ^[20] Purpose To describe the characteristics and outcomes of hospitalized COVID-19 young patients ( Methods The Critical COVID France (CCF) study was an observational multicenter study including patients hospitalized for COVID-19. ^[21] Observational multicenter study was conducted on a prospectively built database on elderly patients (> 75 years) with Type II odontoid fracture managed conservatively during the last 10 years. ^[22] STUDY DESIGN  It involves a large, Canadian prospective (2005-2017) observational multicenter study of children at high risk for RSV infection. ^[23] We included a series of 10 consecutive patients with confirmed COVID-19 who met WHO and CDC criteria for MIS-C, who developed sinus bradycardia with a heart rate measured in the awake state that was below the normal range for age for children, as an initial manifestation of the disease, in a prospective observational multicenter study. ^[24] From an observational multicenter study of 263 RA-ILD patients treated with ABA, we selected those with UIP or NSIP [2]. ^[25] Nevertheless, we are aware of the scarcity of such data and results in the literature, especially regarding the last two scenario and the still unclear long-term outcome (more than 15 years) of TAR, due to few randomized trails and observational multicenter studies. ^[26] Observational multicenter study performed in 2014 on older patients admitted to 12 Italian hospitals (GLISTEN Study). ^[27] Prospective observational multicenter study including 1,735 patients with non-valvular AF treated with vitamin K antagonists (VKAs) or direct oral anticoagulants (DOACs). ^[28] This observational multicenter study included all consecutive COVID-19 adult patients, admitted into the twenty-five ICUs of the COVID-19 VENETO ICU network (February–April 2020), who underwent endotracheal intubation after NIV failure. ^[29] Observational multicenter study of patients with BD-associated CME refractory to conventional and/or biological immunosuppressive drugs. ^[30] In this observational multicenter study, patients with GHB use disorder (n = 285) were tapered off with pharmaceutical GHB. ^[31] METHODS: This prospective observational multicenter study was conducted across 12 hospitals, all of which belong to the same RHS in the north-east of Italy. ^[32] In a prospective observational multicenter study of neonatal stroke, lesion location identified by MRI is associated with language, motor, and cognitive outcomes at two years of age. ^[33] In this prospective observational multicenter study safety as well as cardiovascular, renal, and patient-reported outcomes and disease biomarkers were assessed after 12 and 24 months of migalastat treatment under "real world" conditions. ^[34] ACT was an observational multicenter study conducted from 2010-2013. ^[35] Methods: The study was a retrospective review of medical records from 462 confirmed patients with COVID-19 and 45 asymptomatic infected individuals in Shenzhen from January 19 to April 30, 2020; this is a retrospective, observational multicenter study. ^[36] Patients and methods Cross-sectional retrospective observational multicenter study in health areas and districts from Castilla La-Mancha and Andalucia. ^[37] Patients and methods This was an observational multicenter study that enrolled patients with lung cancer and thoracic tumors, recruited from August 2016 to January 2020 at 50 Spanish hospitals. ^[38] Methods: The RSV GOLD-III—ICU Network study is an international, prospective, observational multicenter study and will be conducted in 10 Gavi-eligible countries at pediatric intensive care units and high-dependency units (PICUs/HDUs) during local viral respiratory seasons for 2 years. ^[39] Previously, 4330 pregnant women were enrolled in an observational multicenter study, analyzing the association between vaginal U. ^[40] 6 years from two observational multicenter studies, ORACLE I and ORACLE II. ^[41] METHODS An observational multicenter study using all consecutive visits of three EDs in the Netherlands Emergency department Evaluation Database. ^[42] We examined the potential usefulness of FIASMA use among patients hospitalized for severe COVID‐19 in an observational multicenter study conducted at Greater Paris University hospitals. ^[43] A retrospective observational multicenter study was conducted on 166 PLWH switching to the 2DR-3TC-based regimen: 58 HBcAb-positive and 108 HBcAb-negative patients. ^[44] STUDY DESIGN We conducted a prospective observational multicenter study including women managed surgically for UTE in 31 French endometriosis expert centers (FRIENDS group) from January 1, 2017 to December 31, 2017. ^[45] In this prospective observational multicenter study we included all influenza positive adults who were hospitalized and treated at flu isolation wards in three hospitals in Vienna during the season 2018/2019. ^[46] We conducted a prospective observational multicenter study including patients undergoing DSE for suspected SCS. ^[47] METHODS A retrospective observational multicenter study was conducted. ^[48] METHODS This was a prospective, real time, investigator initiated, observational multicenter study conducted in patients admitted to the ICU with sepsis and septic shock. ^[49] This retrospective observational multicenter study included 8701 patients who received their first renal transplant in France between 2010 and 2014. ^[50]

observational multicenter cohort

This is an observational multicenter cohort study from the US Multicenter SLKT Consortium consisting of recipients of SLKT aged ≥18 years of transplantations performed between February 2002 and June 2017 at 6 large US centers in 6 different United Network for Organ Sharing regions. ^[1] Method We recorded in-hospital characteristics of 2754 PE patients included in a prospective observational multicenter cohort study contributing 18,028 person-days of follow-up. ^[2] Methods The I-PAD NAGANO registry is an observational multicenter cohort study that enrolled 337 patients with peripheral artery disease (PAD) who underwent EVT between August 2015 and July 2016. ^[3] Methods: We included patients with and without possible or probable CAA based on the modified Boston criteria from an observational multicenter cohort of patients with acute ischemic stroke and endovascular thrombectomy, the German Stroke Registry Endovascular Treatment trial. ^[4] Methods: Castration-resistant prostate cancer registry (CAPRI) is an investigator-initiated, observational multicenter cohort study in 20 hospitals retrospectively including patients diagnosed with CRPC between 2010 and 2016. ^[5] In this observational multicenter cohort study, patients aged 18 years or older, who were diagnosed with aSAH at the participating centers in Lombardy from March 9 to May 10, 2020, were included (COVID-19 group). ^[6] METHODS We investigated the antibody response to seasonal influenza vaccination in 135 HSCT patients and 69 healthy volunteers (HVs) in a prospective observational multicenter cohort study. ^[7] Design: Observational multicenter cohort study. ^[8] METHODS Observational multicenter cohort study using the Netherlands Emergency Department Evaluation Database (NEED), including patients ≥ 18 years of three Dutch EDs. ^[9] METHODS Observational multicenter cohort study of 3,108 COVID-19 patients admitted to two hospitals in Madrid between March 1st and May 15th, 2020. ^[10] METHODS This is an observational multicenter cohort study from the US Multicenter SLKT consortium consisting of recipients of SLKT aged ≥18 years performed between 2/2002-6/2017 at six large US centers in six different United Network for Organ Sharing regions(UNOS). ^[11] Observational multicenter cohort study. ^[12] Methods: Observational multicenter cohort (2011–2018) of adult patients undergoing surgery for resection of SM. ^[13] We recorded in-hospital characteristics of 2,754 PE patients included in a prospective observational multicenter cohort study contributing 18,028 person-days of follow-up. ^[14] Methods We recorded in-hospital characteristics of 2754 PE patients included in a prospective observational multicenter cohort study contributing 18,028 person-days of follow-up. ^[15] Methods: observational multicenter cohort study. ^[16] We recorded in-hospital characteristics of 2754 PE patients in a prospective observational multicenter cohort contributing 18,028 person-days follow-up. ^[17] Results Observational multicenter cohort study. ^[18] Methods Observational multicenter cohort study of 3. ^[19] Methods In this observational multicenter cohort of patients with moderate to severe Covid-19 ARDS, Crs was measured at day-1 and day-14. ^[20] Methods In this observational multicenter cohort study we included adults with PCR-confirmed SARS-CoV-2 infection that were admitted to one of five hospitals in the Netherlands (March to May 2020). ^[21] DESIGN a prospective observational multicenter cohort study. ^[22] Recently, the European prospective observational multicenter cohort study, APRICOT, reported anesthesia techniques and complications in more than 31 000 pediatric procedures. ^[23] METHODS This was a secondary analysis of a prospective observational multicenter cohort study of nulliparous women with singleton gestations who were enrolled between October 2010 and May 2014. ^[24] MethodsPatients hospitalized for HF were enrolled in the Korean Acute Heart Failure (KorAHF) registry, a prospective observational multicenter cohort study, between March 2011 and February 2014. ^[25] LEVEL OF EVIDENCE III, prospective comparative observational multicenter cohort study. ^[26] METHODS We performed a prospective observational multicenter cohort study involving a convenience sample of patients from six urban academic EDs. ^[27] STUDY DESIGN/SETTING Prospective observational multicenter cohort of severe pediatric deformity patients treated surgically. ^[28] MethodsObservational multicenter cohort study on patients resuscitated from CA in eight European intensive care units (ICUs) from January 2007 to December 2014. ^[29] Methods The KorAHF registry is a prospective observational multicenter cohort study of AHFS in Korea. ^[30] METHODS:This was a secondary analysis of a prospective observational multicenter cohort study of nulliparous women with singleton gestations who were enrolled betwee. ^[31] STUDY DESIGN/SETTING Prospective observational multicenter cohort of severe pediatric deformity patients treated surgically for minimum curves of 100° or planned vertebral column resection (VCR). ^[32] Objective To examine changes in outcome by the Leibovich score using contemporary and historic cohorts of patients presenting with renal cell carcinoma (RCC) Patients and Methods Prospective observational multicenter cohort study, recruiting patients with suspected newly diagnosed RCC. ^[33] LEVEL OF EVIDENCE III, Prospective observational multicenter cohort study. ^[34] Methods: This was a secondary analysis of a prospective observational multicenter cohort study of nulliparous women with singleton gestations. ^[35]

observational multicenter retrospective

We examined the potential usefulness of FIASMA psychotropic medication use among patients with mental disorder hospitalized for severe COVID-19, in an observational multicenter retrospective study conducted at AP-HP Greater Paris University hospitals. ^[1] METHODS This observational multicenter retrospective study included LT-patients with HCC-recurrence who discontinued first-line sorafenib. ^[2] Methods: We conducted an observational multicenter retrospective cohort study at AP-HP Greater Paris University hospitals. ^[3] The potential benefit of FIASMA treatments among patients hospitalized for severe COVID-19 was recently explored in an observational multicenter retrospective study [9]. ^[4] We examined the potential usefulness of FIASMA use among patients hospitalized for severe COVID-19 in an observational multicenter retrospective study conducted at Greater Paris University hospitals. ^[5] This observational multicenter retrospective study included all the patients treated with NIV by three mobile medical emergency teams in 2015. ^[6] We conducted an observational multicenter retrospective cohort analysis of women with EOC treated from September 2006 to November 2016 in nine institutions in France (FRANCOGYN research group) with maintained EOC databases. ^[7] We examined the potential usefulness of antidepressant use in patients hospitalized for COVID-19 in an observational multicenter retrospective cohort study conducted at AP-HP Greater Paris University hospitals. ^[8] The aim of this observational multicenter retrospective and prospective trial is to evaluate the occurrence of metastatic disease in several areas of a great Italian region, the management of the disease through RT approaches, and its impact on cancer-related pain and overall HRQoL. ^[9] METHODS Observational multicenter retrospective study. ^[10]

observational multicenter registry

Patients and Methods: The Teravolt cohort is an observational multicenter registry, including patients with non-small cell cancer, small cell cancer or mesothelioma but also epithelial tumors and a diagnosis of Covid-19. ^[1] Retrospective and observational multicenter registry of consecutive patients undergoing EPS, followed or not by ablation, referred because of undocumented clinical suspicion of PSVT. ^[2] METHODS The Multicenter Randomized Controlled Trial of Endovascular Treatment for Acute Ischemic Stroke in the Netherlands (MR CLEAN) Registry is a prospective, observational multicenter registry of patients treated with EVT for acute ischemic stroke in 16 intervention hospitals in the Netherlands. ^[3] METHODS  The LoG-Glio project is a prospective national observational multicenter registry that began on November 1, 2015. ^[4] Methods Data from a prospective observational multicenter registry was screened to identify acute ischemic stroke patients with an anterior circulation large vessel occlusion who underwent mechanical thrombectomy. ^[5] The Telavancin Observational Use Registry (TOUR™) is an observational multicenter registry study. ^[6]

observational multicenter trial

This study evaluated the outcomes of hospitalized COVID19 patients treated with COVID19 convalescent plasma in a prospective, observational multicenter trial. ^[1] This study evaluated the outcomes of hospitalized COVID19 patients treated with COVID19 convalescent plasma in a prospective, observational multicenter trial. ^[2] METHODS Patients in stable COPD with Gold Initiative for Chronic Obstructive Lung Disease airflow obstruction grades II to IV were enrolled in an observational multicenter trial. ^[3] Method: Preterm infants requiring invasive ventilation and repeated surfactant treatment, and participating in the prospective observational multicenter trial “Continuous Regional Analysis Device for neonate Lung (CRADL)” were included in this analysis. ^[4]

observational multicenter real

Methods: An observational multicenter real-life study. ^[1] Methods Prospective observational multicenter real-life study with high-protein hypercaloric formula (2 kcal/ml and 20% protein). ^[2] We undertook a 12-month prospective observational multicenter real-world study to investigate impact of isCGM on quality of life and glycemic control. ^[3]

observational multicenter major

METHODS This was a secondary analysis of the PRospective Observational Multicenter Major Trauma Transfusion (PROMMTT) study. ^[1] Finally, we illustrate application of our proposed method to real life data from Prospective Observational Multicenter Major Trauma Transfusion (PROMMTT) study to test an interaction effect between type of injury and study sites using median time for a trauma patient to receive three units of red blood cells. ^[2] Methods Patients from the Prospective Observational Multicenter Major Trauma Transfusion (PROMMTT) study that had a systolic blood pressure < 90mm Hg and underwent FAST were analysed. ^[3]

observational multicenter german

In this cross-sectional analysis, average dietary intake was estimated in 3193 participants with moderately severe CKD enrolled into the observational multicenter German CKD study using a food frequency questionnaire. ^[1] METHODS Dietary intake was evaluated using food frequency questionnaires in patients with moderately severe CKD under nephrology care enrolled into the observational multicenter German CKD study. ^[2]