Lin's CCC (Concordance Correlation) — free, runs in your browser
Agreement between two measurement methods: CCC combines precision (Pearson r) and accuracy (bias-correction factor Cb), catching systematic bias that r … 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
What are the original references?
Lin LI. Biometrics 1989;45:255-68. PMID 2720055.
When should I use Lin's CCC?
Agreement between two measurement methods: CCC combines precision (Pearson r) and accuracy (bias-correction factor Cb), catching systematic bias that r alone misses — complementary to Bland–Altman. Gives CCC, r, Cb with 95% CI.
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 Lin's CCC now
Agreement between two measurement methods: CCC combines precision (Pearson r) and accuracy (bias-correction factor Cb), catching systematic bias that r … Computed in your browser — no data uploaded.
Open free tool →Free to use. No account required. No data uploaded.
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