Table 3

Predictors of 90-day readmission or death in the derivation cohort, the PEARL score

Derivation cohortAll cohorts
PEARL indicesBp ValueOR (95% CI)WeightingBUpdated weighting
Previous admissions (2+)1.04<0.0012.84 (1.98 to 4.07)21.143
eMRCD score 40.670.0021.96 (1.29 to 2.98)10.371
eMRCD score 5a1.13<0.0013.10 (1.89 to 5.10)20.852
eMRCD score 5b2.02<0.0017.51 (4.17 to 13.52)31.093
Age 80 or more0.380.0321.47 (1.03 to 2.08)10.381
Right ventricular failure0.500.0501.66 (1.00 to 2.74)10.631
Left ventricular failure0.520.0801.68 (0.94 to 3.00)10.521
Constant−0.78<0.0010.46 (0.36 to 0.58)−0.95
Maximum PEARL score9
  • Hosmer-Lemeshow statistic=0.83, Nagelkerke r2=0.21.