Introduction to Double Blind Control

METHODS In a double-blind controlled trial, 46 nondiabetic CKD patients were randomized to receive 12 g/day of FOS or placebo (maltodextrin) for 3 months.

Following PRISMA guidelines, we searched from inception to August 2019 all the randomised double-blind controlled trials of add-on antibiotics, antimicrobials, pre/probiotics, and faecal transplant in schizophrenia.

Methods The study consisted of two sub-trials conducted as randomized, double-blind controlled studies: first included OLP patients and second patients with RAS.

Double-blind controlled randomized clinical trials of these medications for COVID-19 are needed.

Evaluation of the newly designed platform through a single-arm feasibility study followed by a full randomized double-blind controlled trial is recommended as future steps for this piece of work.

Design and Method: In this randomized double-blind controlled clinical trial, the patients were randomly allocated to either the VitD group (n = 50), receiving 150,000 IU VitD tablets daily for 3 consecutive days before surgery or the control group (n = 61), receiving placebo tablets.

A double-blind controlled trial initiated in 1944 has led to the common narrative that a 10-mg daily vitamin C intake is adequate to prevent and treat impaired wound healing, and by inference, other collagen-related diseases such as heart disease or stroke.

Method: In a randomized double-blind controlled clinical trial, 42 patients (21 patients in treatment and 21 in placebo group) were randomly received Nymphaea Caerulea Flower Extract, Nelumbo Nucifera Flower and placebo extract, twice daily for 1 month.

The aim of this randomised double-blind controlled study was to investigate the effects of adding Injection Clonidine as adjuvant to Injection Ropivacaine and Injection Fentanyl as adjuvant to injection Ropivacaine for IVRA in patients undergoing upper limb (below elbow) and lower limb (below knee) surgeries.

In a randomized and double-blind controlled clinical trial, 60 volunteers with mild to moderate acne severity were assigned to two groups: rhodomyrtone serum and clindamycin gel.

In this randomized double-blind controlled trial, 88 mild-to-moderate UC patients were randomly allocated to receive CoQ10 (200 mg/day) or placebo (rice flour) for 2 months.

MATERIAL AND METHODS For this randomized, double-blind controlled clinical trial, 108 participants were assigned to parallel groups: 0.

One large randomised, parallel double-blind controlled trial comparing ethosuximide, lamotrigine and sodium valproate in 453 children with newly diagnosed childhood absence epilepsy found that at 12 months, seizure freedom was higher in patients taking ethosuximide (70/154, 45%) than in patients taking lamotrigine (31/146, 21%; P < 0.

Method In this randomised, double-blind controlled trial finally 50 eligible women with cyclical mastalgia due to the FCC aged between 18 and 40 years were enrolled.

Material and Methods: This randomized double-blind controlled study was conducted on 62 ASA I/II patients of either sex between the age of 20 and 60 years, weight between 40 and 80 kg, with MP class I/II airways requiring general anesthesia with endotracheal intubation.

Material and Methods: A prospective, randomized double-blind control trial done on 120 patients undergoing elective upper limb surgical procedures under supraclavicular BPB.

In subproject 2, apart from verifying the prediction model established in subproject 1 based on an independent cohort of 1,800 first-episode patients with schizophrenia, we recruit patients from a verification cohort who did not get an effective response after an 8-week antipsychotic treatment into a randomized double-blind controlled trial with minocycline (200 mg per day) and sulforaphane (3 tables per day) to explore add-on treatment for patients with schizophrenia.

Methods: The current study was a randomized, double-blind controlled clinical trial that included 128 patients with suspected musculoskeletal tumors.

This prospective randomized double-blind controlled trial was conducted on 43 post-partum females suffering from PDPH with visual analog score (VAS) ≥ 4 and Lybecker score ≥ 2.

Methods: The study is a randomised double-blind controlled trial with 1:1 allocation to either 20 sessions of a) TBS or b) standard rTMS.

Registered with the name of “A randomized double-blind controlled trial for low-dose dexmedetomidine and lidocaine in the treatment of post-craniotomy pain in children” URL: http://www.

Data used in this study were derived from the cohort based on a multicenter randomized double-blind controlled trial during 1992 to 1995 with the enrollment of a total of 466 patients with first-time non-cardioembolic ischemic stroke who were randomly allocated to receive aspirin (n = 222) or nicametate (n = 244).

Materials and Methods From June 21 to October 21, 2020, a randomized double-blind controlled clinical trial was conducted with 74 dyslipidemic patients, who were randomly divided into two equally populated groups: one prescribed with a Persian medicinal herbal compound (n = 37) and a placebo group (n = 37).

To this end, we conducted a randomized, double-blind controlled trial on 187 Japanese men, aged 35–67 years, who did not use antihypertensives.

The antidepressant efficacy for the use of repetitive transcranial magnetic stimulation in the treatment of depression has been established through a relatively traditional pathway beginning with small case series, progressing to single-site clinical trials and then to larger multisite randomised double-blind controlled trials.

Further, we include reports that present at least a hint of effective antimicrobial therapy for ReA as documented in case reports or in double-blind controlled studies.

Conclusion To the best of our knowledge, the present study is the first double-blind controlled study comparing tDCS, tACS, and clinically used antidepressants, which will provide further evidence for their efficacy and safety in possible clinical applications.

MATERIALS AND METHODS Therefore, a randomized double-blind controlled trial was performed on 70 subjects who were randomly enrolled in two groups and received either rose oil softgel or omeprazole capsule combined with the placebo.

Methods The study was a randomized, double-blind controlled cross-over, a placebo-controlled design consisting of a 4-day treatment of AS201-01 tablets.

For this purpose, a randomized double-blind controlled study was conducted in subjects presenting mild to moderate sleep disorder associated with anxiety.

In a double-blind controlled clinical trial on CRS patients referred to otolaryngology clinics of Firoozgar and Amiralmomenin hospitals, all the patients used nasal drops of the N.

Due to the poor quality of the included studies and evidences, the conclusions still need to be further verified by multi-center, large sample, and randomized double-blind controlled studies.

03 years) with total cholesterol level ≥180 mg/dL or LDL cholesterol ≥130 mg/dL participated in a 8-weeks randomized, double-blind controlled trial.

This randomized, double-blind controlled trial of everolimus in individuals with germline phosphatase and tensin homolog mutations (PTEN) was designed to evaluate the safety of everolimus compared with placebo and to evaluate the efficacy of everolimus on neurocognition and behavior compared to placebo as measured by standardized neurocognitive and motor measures as well as behavioral questionnaires.

This systematic review indicates that Brazil nut has a bene icial effect on human health, but further studies with double-blind controlled clinical trials and larger sample sizes are needed for the validation of these effects.

METHODS In this multicenter randomized double-blind controlled trial (RCT), 22 patients were treated with neridronate (25 mg i.

Six randomized double-blind controlled trials were included, including 338 patients in the PRP group and 323 patients in the HA group.

Further large randomized, double-blind controlled studies to analyse the association between NBP and functional outcome is warranted in the coming future.

We conducted this randomized, double-blind controlled, single-center trial to evaluate the effects of an OPO formula in infants.

We used a double-blind controlled trial to study the electroencephalogram responses of dyslexic and non-dyslexic children when performing the Stroop color-word test.

Patients and Methods A randomized, double-blind controlled trial was performed in Qingdao Municipal Hospital Affiliated to Qingdao University.

Double-blind controlled randomized clinical trials of these medications for COVID-19 are needed.

Randomized, double-blind controlled clinical trial.

Randomized, double-blind controlled clinical trial.

OBJECTIVES The aim of this randomized double-blind controlled clinical trial was to evaluate different protocols for at-home use of 10% hydrogen peroxide in whitening effectiveness and tooth sensitivity.

Registration number ChiCTR2100045982 (comparison of fractionated frequency-doubled 1,064/532 nm picosecond Nd: YAG lasers and nonablative fractional 1,540 nm Er: glass in the treatment of facial atrophic scar: a randomized, split-face, double-blind controlled trial).

To evaluate the effect of tiotropium bromide on mucus hypersecretion, a randomized, double-blind controlled trial was performed.

A prospective, randomized double-blind controlled study was conducted with 74 patients undergoing unilateral TKA.

Methods: In this randomized double-blind controlled trial, a total of 131 eyes of 125 consecutive patients who presented with their first episode of acute primary angle closure were recruited and received sequential treatment.

However, this finding and its clinical significance need to be confirmed in further double-blind controlled studies.

Methods In this randomized, double-blind controlled trial phase II, forty patients with moderate to severe allergic atopic eczema confirmed by skin prick test were enrolled in the study from October 2018 to January 2019.

We designed a prospective, randomized, double-blind controlled trial and confirmed that the topical application of multifunctional cocktail we designed provide an effective and safe method for simultaneously reducing pain and bleeding after spinal fusion.

In a randomized double-blind controlled trial in patients with tuberous sclerosis complex, CBD was associated with a significantly greater percent reduction in seizure frequency than placebo over the treatment period.

Patients and methods A prospective randomized double-blind controlled clinical trial was conducted that involved 100 adult patients undergoing minor anal surgeries under spinal anesthesia.

MATERIALS AND METHODS: This was a double-blind controlled clinical investigation, with 110 eligible patients with OA assigned randomly to receive 15 mg a day meloxicam with either resveratrol 500 mg a day or placebo for 90 days.

Method: A double-blind control observation was conducted in spinal tuberculosis patients with the use of general anesthesia during the operation.

The subsequent cognitive transfer performance for the recognition of non-inactivated samples were tested on saliva, urine, and sweat in a randomised, double-blind controlled study.

Methods: Twenty patients in the chronic phase after stroke were enrolled in a cross-over, double-blind controlled study.

Methods This randomized double-blind controlled trial was conducted at Vajira Hospital between April 2018 and March 2019.

Conclusion Further double-blind controlled studies are needed to assess the efficacy of ketamine in treating acute and chronic refractory migraines and other primary headaches using intranasal and subcutaneous routes.

DESIGN Cluster-randomized double-blind controlled trial.

Sixty-nine participants completed a randomized double-blind controlled trial, receiving synbiotic (109 CFU of 12 types of probiotics + fructooligosaccharides prebiotic) or placebo supplementation, twice per day for 12 weeks.

The subsequent cognitive transfer performance for the recognition of non-inactivated samples were tested on three different body fluids (saliva, urine, and sweat) in a randomised, double-blind controlled study.

To test this hypothesis, they performed a randomized double-blind control trial to evaluate whether treatment with dexamethasone is effective in preventing kidney scar formation in children with UTI.

4 years) with cardiovascular risk factors and a total cholesterol level >200 mg/dL and LDL cholesterol (LDL-C) > 130 mg/dL participated in a 3-month randomized double-blind controlled study.

We conducted a randomized, double-blind controlled trial of the effects of aquatic exercise (AE) and/or consumption of burdock root extract (BE) on body composition and serum sex hormones, i.

Double-blind controlled randomized clinical trials of antidepressant medications for COVID-19 are needed.

Methods: A prospective, randomized, double-blind controlled trial is to be performed.

The results open the questioning of story architectures; propose a new way to test ideas in science communication; and show that double-blind control studies are very much needed for further testing the structures of Public Understanding of Science and further developing agent-based models.

Methods This study was a randomized double-blind controlled trial conducted at Ramathibodi Hospital, Bangkok, Thailand.

METHODS In this cross-sectional neurophysiological analysis of a randomized, double-blind controlled trial, thirty-nine patients with SCI were included.

Being a retrospective study, there is the possibility of confounding variables, and so a double blind controlled study is needed to explore the timing of surfactant administration in the late preterm infant.

This is an experimental research with Randomized Double Blind Control Trial, involving 30 patients CKD with CAPD Dr Moewardi Hospital and complete inclusion and exclusion criteria, divided 15 patients as a control group (placebo) and 15 patients as a treatment group of oral NAC.

Uji double blind control trial dilakukan pada 20 orang mahasiswa Fakultas Ilmu Olahraga Universitas Negeri Malang dengan aktivitas fisik submaksimal yaitu lari 1.

A randomised, double blind controlled study was conducted to investigate the efficacy of oral and local application of calcium dobesilate in management of acute attacks of internal haemorrhoid.

Study Design: Double blind controlled clinical trial.

METHODS This randomized double blind controlled trial was performed among 60 patients; individuals were randomly assigned into 2 groups of 30 participants in order to take either probiotic supplements or placebo for 6 weeks.

Patients and Methods: The present study is a prospective randomized double blind controlled comparative study conducted for patients scheduled to undergo elective surgeries below umbilicus in Al-Azhar University Hospital in Assiut.

METHODOLOGY AND RESULTS A randomized double blind controlled parallel time series trial was done among 178 hearing impaired adolescents.

MethodsThe study was conducted as a randomized double blind controlled cross-over study (n = 50).

This study was an experimental randomized double blind controlled trial involving 30 patients with physical status ASA I whounderwent odontectomy under general anesthesia in Dr.

Materials and Methods: This was a prospective randomized, double blind controlled trial.

Key words: Children; Myopia; Atropine, low doses; Pupil diameter; Accommodation amplitude; Randomized double blind controlled trail.