Types of reviews

What kind of review should you conduct?  Understand the different review methodologies and their purposes.

"A systematic review attempts to identify, appraise and synthesize all the empirical evidence that meets pre-specified eligibility criteria to answer a given research question. Researchers conducting systematic reviews use explicit methods aimed at minimizing bias in order to produce more reliable findings that can be used to inform decision making."

--Cochrane Collaboration


Learn how to conduct a systematic review.

A meta-analysis is a statistical analysis of data pooled from single studies to draw conclusions on treatment efficacy, risk factors for disease, etc. 

Haidich AB. Meta-analysis in medical research. Hippokratia. 2010 Dec;14(Suppl 1):29.


Network Meta-Analysis (NMA)

"Network meta-analysis is a technique for comparing multiple treatments simultaneously in a single analysis by combining direct and indirect evidence within a network of randomized controlled trials."

Rouse B, Chaimani A, Li T. Network meta-analysis: an introduction for clinicians. Internal and emergency medicine. 2017 Feb 1;12(1):103-11.


Individual Patient Data Meta-Analysis (IPD-MA)

"Meta‐analysis using individual participant data (IPD) obtains and synthesises the raw, participant‐level data from a set of relevant studies." 

Burke DL, Ensor J, Riley RD. Meta‐analysis using individual participant data: one‐stage and two‐stage approaches, and why they may differ. Statistics in medicine. 2017 Feb 28;36(5):855-75.