Development and Performance of an Algorithm to Estimate the Child-Turcotte-Pugh Score From a National Electronic Healthcare Database
Kaplan DE, Dai F, Aytaman A, Baytarian M, Fox R, Hunt K, Knott A, Pedrosa M, Pocha C, Mehta R, Duggal M, Skanderson M, Valderrama A, Taddei TH, Group V. Development and Performance of an Algorithm to Estimate the Child-Turcotte-Pugh Score From a National Electronic Healthcare Database. Clinical Gastroenterology And Hepatology 2015, 13: 2333-2341.e6. PMID: 26188137, PMCID: PMC4655141, DOI: 10.1016/j.cgh.2015.07.010.Peer-Reviewed Original ResearchConceptsCTP scoreAdministrative databasesChild-TurcottePugh scoreVeterans Health Administration Corporate Data WarehouseLaboratory dataCox proportional hazards regressionSeverity of ascitesTransplant-free survivalSeverity IndexInternational normalized ratioClinical laboratory valuesHarrell's C-statisticProportional hazards regressionDiseases version 9U.S. Veterans Health AdministrationVeterans Health AdministrationMulticenter collaborative studyLarge administrative databaseLong-term survivalDisease severity scoreValidity of diagnosesCorporate Data WarehouseElectronic healthcare databasesCommon Procedural Terminology