Fig 1.
Flow-chart of the study.
Table 1.
Demographic and clinical characteristics of training and validation cohorts.
Table 2.
Assignment of weights in the construction of DDCI through a time-to-death multivariate Cox proportional hazards regression.
Fig 2.
Kaplan-Meier curves according to DDCI score value.
Panel A: overall survival; Panel B: time to first hospitalization.
Table 3.
Hazard Ratios for overall mortality adjusted by age and sex, according to DDCI.
Table 4.
Incidence rates (IR) per person-years of total hospital readmissions in the validation set and incidence rate ratios (IRR) according to DDCI score (the lowest class is the reference category).
Table 5.
Discrimination and reclassification analysis.