Propensity Score (PSM / IPTW) — free, runs in your browser
Control confounding in observational studies: logistic regression for the propensity score, then 1:1 caliper matching or inverse-probability weighting t… Computed in your browser — no data uploaded.
Open free tool →Runs in your browser
No software installation. Paste your data and get results instantly.
Publication-ready output
Export charts as SVG vector or HD/UHD PNG suitable for journal submission.
Data stays local
Nothing is uploaded. Your patient data never leaves your device.
Common questions
When should I use Propensity Score?
Control confounding in observational studies: logistic regression for the propensity score, then 1:1 caliper matching or inverse-probability weighting to balance covariates. Reports covariate balance (standardized mean difference, SMD) and a Love …
Is my data safe?
All calculations run entirely in your browser. No data is sent to any server. You can even use the tool offline after the page loads.
Run Propensity Score now
Control confounding in observational studies: logistic regression for the propensity score, then 1:1 caliper matching or inverse-probability weighting t… Computed in your browser — no data uploaded.
Open free tool →Free to use. No account required. No data uploaded.