Skip to main content

Table 2 Univariate and multivariate analysis on hospital readmissions and mortality

From: The heterogeneous health state profiles of high-risk healthcare utilizers and their longitudinal hospital readmission and mortality patterns

 Unadjusted OR (95% CI)p-valueAdjusted ORa (95% CI)p-value
Hospital readmissions at 30 days 0.029* 0.103*
Class 1: Frail, cognitively impaired and physically dependent1.75 (0.95, 3.23)0.0751.61 (0.84, 3.08)0.153
Class 2: Pre-frail, but largely physically independent1.80 (1.15, 2.81)0.0111.67 (1.03, 2.71)0.037
Class 3: Physically independentReference   
Hospital readmissions at 90 days 0.005* 0.025*
Class 1: Frail, cognitively impaired and physically dependent2.20 (1.34, 3.61)0.0022.04 (1.21, 3.46)0.008
Class 2: Pre-frail, but largely physically independent1.53 (1.05, 2.21)0.0261.43 (0.96, 2.14)0.079
Class 3: Physically independentReference   
Mortality at 30 days 0.012* 0.021*
Class 1: Frail, cognitively impaired and physically dependent7.06 (1.94, 25.71)0.0036.92 (1.76, 27.21)0.006
Class 2: Pre-frail, but largely physically independent3.61 (1.09, 11.94)0.0363.56 (1.02, 12.43)0.046
Class 3: Physically independentReference   
Mortality at 90 days < 0.001* < 0.001*
Class 1: Frail, cognitively impaired and physically dependent11.57 (4.88, 27.46)<.00111.51 (4.57, 29.02)< 0.001
Class 2: Pre-frail, but largely physically independent3.84 (1.68, 8.76)0.0013.84 (1.61, 9.12)0.002
Class 3: Physically independentReference   
  1. aOutcomes are adjusted by age. *P-value for the class variable