You will need to perform quality assessment on the articles you are including in your study and create a summary of the quality of the literature included in your review.
Using a predetermined assessment tool (usually an Excel doc), evaluate the:
Assessing Bias in Individual Studies
Amstar Checklist
User's Guide to the Medical Literature - JAMA
Assessing Bias -- ROBIS
CASP - RCT, Diagnostic, Qualitative, Case Control, Cohort Checklists
Checklists for multiple study types - Joanna Briggs Institute
RoB 2.0 - Randomized Controlled Trials
Understanding heterogeneity (YouTube)
Interpreting a forest plot (YouTube)
Forest Plot Generator - Evidence Partners (free)
MetaLight - by EPPI Centre, free resource intended to support the teaching and learning of metanalysis
Mix 2.0 - a plug-in for Excel, free and paid versions