Education
RCTs, cohorts, case-control — which study design answers which question. A rapid, high-yield review of research study design for medical students and exam candidates.
In this episode: • RCT — gold standard for interventions • Cohort — exposed vs unexposed over time • Case-control — disease → look back at exposure • Cross-sectional — snapshot at one time • Meta-analysis — pools studies for power • Double-blinding — neither side knows group • IRB — approves + monitors research ethics
Exam pearl: RCT = gold standard (interventional)
⏱ 2:58 · Quick Medical Review — study smart, not hard. More episodes: https://www.youtube.com/@quickmedicalreview
Covers high-yield epidemiology & ethics for USMLE Step 2 CK, MRCP, PLAB and SMLE. Educational revision only — not medical advice.