## What is/are Meta Regression Approach?

Meta Regression Approach - Thereby, the meta-regression approach is compared to approaches applying alternative solutions.^{[1]}To examine whether individual-level participant characteristics such as age, gender, and race/ethnicity were associated with program effects, we used a 1-stage meta-regression approach combining participant-level data (48 635 youths) with aggregate data from the 10 studies for which participant-level data were not available.

^{[2]}In the present study, we use a meta-regression approach to examine which variables modulate and determine WDR activity.

^{[3]}AE profiles of the class were clusterized using MedDRA classification and analysed using a meta-regression approach.

^{[4]}A meta-analytic study with a meta-regression approach was performed to investigate the possible role of CR as moderator of the impact of brain damage and physical disability on cognition.

^{[5]}Methods A non-linear meta-regression approach with restricted cubic spline (RCS) was used to investigate the dose-response relationship between acupuncture sessions and its effects on the National Institutes of Health Chronic Prostatitis Symptom Index (NIH-CPSI).

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