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Table 4 Assessment of the quality of the fitted event-time models using AIC criterion

From: Factors influencing survival time of hemodialysis patients; time to event analysis using parametric models: a cohort study

Parametric Model Log likelihood (Null) Log likelihood (Model) AIC Criterion
Cox PH model − 1145.77 −1120.26 2258.52
PH Gompertz − 396.56 − 370.91 763.82
AFT weibull −370.28 − 341.46 704.92
AFT Lognormal − 343.49 − 321.53 665.06
AFT Loglogistic − 350.85 − 327.06 676.13
  1. Abbreviations: AIC Akaike Information Criterion, AFT accelerated failure time, PH proportional hazard