Clinical Trials

See the methods at work.

Statistical analyses of real clinical trials: design, endpoints, results and interpretation, organized by therapeutic area and linked to the methods behind them.

407 trials analyzed so far

Start with landmark trials

Large, well-documented trials with posted estimates, confidence intervals and publications.

Explore by statistical method

Every trial page explains the methods behind its results. Pick a method to see it applied.

Browse by therapeutic area

01 · 232 trials

Oncology

Phase 2 and 3 cancer trials, dominated by time-to-event endpoints: overall and progression-free survival, hazard ratios, stratified log-rank tests, and response rates.

Log-rankCochran-Mantel-HaenszelCox proportional-hazardsFisher exact
Explore Oncology →
02 · 36 trials

Infectious Disease

Trials of vaccines, antivirals, antibiotics and prevention strategies, from HIV and hepatitis to influenza and COVID-19, with many non-inferiority designs.

Cochran-Mantel-HaenszelANCOVAScore-based CI for proportionsFisher exact
Explore Infectious Disease →
03 · 90 trials

Cardiovascular

Large outcome trials in heart failure, atrial fibrillation, coronary disease and stroke prevention, built around composite time-to-event endpoints.

ANCOVACox proportional-hazardsLog-rankt-test
Explore Cardiovascular →
04 · 31 trials

Neurology

Trials in multiple sclerosis, Alzheimer's disease, migraine, epilepsy, Parkinson's disease and stroke, with relapse-rate, longitudinal and time-to-event analyses.

ANCOVAMixed-effectsMMRMCochran-Mantel-Haenszel
Explore Neurology →
05 · 3 trials

Psychiatry & Mental Health

Trials in depression, schizophrenia, bipolar disorder, anxiety and substance use, typically analyzed with mixed models for repeated measures.

ANCOVAMixed-effectsMMRMCochran-Mantel-Haenszel
Explore Psychiatry & Mental Health →
06 · 45 trials

Endocrinology & Metabolism

Diabetes, obesity and metabolic trials, from HbA1c and weight endpoints analyzed with ANCOVA and MMRM to cardiovascular outcome trials.

ANCOVALogistic regressionMixed-effectsMMRM
Explore Endocrinology & Metabolism →
07 · 33 trials

Respiratory

Asthma, COPD, pulmonary fibrosis and cystic fibrosis trials, including exacerbation-rate endpoints analyzed with negative binomial and Poisson models.

ANCOVAMixed-effectsCox proportional-hazardsLogistic regression
Explore Respiratory →
08 · 7 trials

Nephrology & Urology

Chronic kidney disease, dialysis and urologic trials, with kidney-function slopes and composite renal outcomes.

ANCOVAMixed-effectsCochran-Mantel-HaenszelCox proportional-hazards
Explore Nephrology & Urology →
09 · 19 trials

Hematology

Trials in anemia, hemophilia, sickle cell disease and blood cancers, spanning response rates, bleeding rates and survival endpoints.

Log-rankCochran-Mantel-HaenszelCox proportional-hazardsANCOVA
Explore Hematology →
10 · 4 trials

Immunology & Rheumatology

Rheumatoid arthritis, psoriasis, lupus and allergic-disease trials, often built on responder endpoints and categorical analyses.

ANCOVACochran-Mantel-HaenszelMixed-effectsLogistic regression
Explore Immunology & Rheumatology →
11 · 2 trials

Gastroenterology & Hepatology

Inflammatory bowel disease, liver disease and other digestive-disorder trials, with remission endpoints and categorical comparisons.

Cochran-Mantel-HaenszelANCOVAFisher exactMixed-effects
Explore Gastroenterology & Hepatology →
14 · 7 trials

Women's Health & Pregnancy

Trials in pregnancy, contraception and gynecologic conditions, spanning binary outcomes and time-to-event analyses.

ANCOVAMixed-effectsCochran-Mantel-HaenszelLogistic regression
Explore Women's Health & Pregnancy →
16 · 4 trials

Critical Care & Injury

Sepsis, trauma, shock and critical-illness trials, typically centered on mortality and organ-support outcomes.

Logistic regressionChi-squaredANCOVAt-test
Explore Critical Care & Injury →