Table 4 Multivariate Cox regression analysis – time to readmission, censored at 180 days
Variable in Analysis | Risk of readmission (censored at 180 days or death) | Risk of readmission or death (censored at 180 days) | ||
|---|---|---|---|---|
Hazard Ratio (95% CI) | p | Hazard Ratio (95% CI) | p | |
Age (per year) | 0.99 [0.98–1.00] | 0.03 | 0.99 [0.98–1.00] | 0.01 |
Female Sex | 0.80 [0.71–0.91] | 0.001 | 0.77 [0.69–0.87] | < 0.001 |
Admission Barthel score (per point) | 0.99 [0.98–1.01] | 0.44 | 0.98 [0.79–0.92] | 0.03 |
Discharge Home | 1.02 [0.86–1.21] | 0.85 | 0.79 [0.68–0.92] | 0.003 |
Length of Hospital Stay (per day) | 0.997 [0.995–0.998] | < 0.001 | 0.995 [0.994–0.997] | < 0.001 |
Previous Myocardial Infarction | 1.21 [1.03–1.42] | 0.02 | 1.25 [1.07–1.45] | 0.004 |
Congestive Cardiac Failure | 1.48 [1.22–1.79] | < 0.001 | 1.57 [1.31–1.88] | < 0.001 |
Previous Diagnosis of Cancer | 1.30 [1.10–1.55] | 0.003 | 1.48 [1.27–1.73] | < 0.001 |
Diabetes Mellitus | 1.00 [0.94–1.07] | 1.00 | 0.99 [0.86–1.15] | 0.93 |
COPD | 1.24 [1.06–1.46] | 0.009 | 1.23 [1.05–1.43] | 0.009 |
Medication Count on Discharge | 1.01 [0.99–1.03] | 0.28 | 0.99 [0.98–1.01] | 0.41 |