Primary sclerosing cholangitis: Refinement and validation of survival models
The natural history of primary sclerosing cholangitis was studied in 426 patients from five medical centers. The median follow-up time was 3.0 years (range, 0.01–16.6 years); 100 patients had died by the time of last follow-up. Survival analysis (Cox proportional-hazards regression) was used to iden...
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Veröffentlicht in: | Gastroenterology (New York, N.Y. 1943) N.Y. 1943), 1992-12, Vol.103 (6), p.1893-1901 |
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