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Common Mistakes That Get Systematic Reviews Rejected
Most rejected systematic reviews are not failed by weak methodology -- they are failed by a specific, recurring, and largely avoidable set of reporting and consistency gaps.
Aug 2026 · 5 min read · By James Okafor
Systematic Review vs. Literature Review: What's the Difference?
The two terms get used interchangeably, but they answer different kinds of questions and follow completely different methodological rules.
Aug 2026 · 2 min read · By Dr. Amara Chen
All articles
Subgroup Analysis in Meta-Analysis: When and How to Use It
Subgroup analysis can genuinely explain heterogeneity or mislead readers with a spurious, underpowered comparison -- the difference comes down almost entirely to whether it was pre-specified.
Aug 2026 · 5 min read · By Dr. Samuel Osei
Network Meta-Analysis: A Beginner’s Guide
Network meta-analysis lets you compare interventions that were never tested head-to-head in a single trial, but that power comes with assumptions a standard meta-analysis does not require.
Aug 2026 · 5 min read · By Dr. Samuel Osei
Qualitative Evidence Synthesis: Methods and Approaches
Pooling quantitative effect sizes is not the only form of rigorous evidence synthesis. Qualitative research has its own family of systematic synthesis methods, each suited to different kinds of questions.
Aug 2026 · 5 min read · By Dr. Elena Kowalski
Dual Screening in Systematic Reviews: Why and How to Do It Properly
Two independent reviewers screening every record is not bureaucratic overhead -- it is one of the specific methodological choices that most directly affects how much a reader can trust your included studies.
Aug 2026 · 5 min read · By Dr. Lauren Ito
How Much Does a Systematic Review Cost? A Realistic Breakdown
A realistic, stage-by-stage breakdown of what drives systematic review costs, whether you're doing the work in-house or bringing in outside support.
Aug 2026 · 3 min read · By James Okafor
Covidence vs Rayyan: An Honest Screening Tool Comparison
An honest comparison of Covidence and Rayyan for systematic review screening, covering cost, features, and which fits different review teams.
Aug 2026 · 3 min read · By Dr. Priya Nair
How Long Does a Systematic Review Take? A Realistic Timeline
Most first-time systematic reviewers underestimate the timeline by months, usually because they only account for screening and skip everything around it.
Aug 2026 · 2 min read · By Dr. Samuel Osei
How to Write a Systematic Review Discussion Section
A discussion section that only restates the results in prose form is a missed opportunity, and one of the more common reasons reviewers ask for revision.
Aug 2026 · 5 min read · By Sarah Bennett
Scoping Review vs. Systematic Review: Which One Do You Need?
These two review types get confused constantly, but they answer fundamentally different kinds of questions and follow different reporting frameworks entirely.
Aug 2026 · 5 min read · By Dr. Priya Nair
How to Write a Systematic Review Methods Section
A practical guide to writing a systematic review methods section, covering every PRISMA-required subsection with guidance on what to include.
Aug 2026 · 3 min read · By James Okafor
Effect Size Types in Meta-Analysis Explained
A plain-language explanation of the main effect size types used in meta-analysis, including odds ratio, risk ratio, and mean difference, and when to use each.
Aug 2026 · 3 min read · By Dr. Samuel Osei
PRISMA-P: Reporting Guideline for Systematic Review Protocols
What PRISMA-P is, how it differs from PRISMA 2020, and a walkthrough of its checklist for reporting systematic review protocols.
Aug 2026 · 3 min read · By James Okafor
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