Table 2.
Odds ratios and rate ratios of the logistic and poisson components of the tZIP Model
| Probability of Inactive Rehospitalisation Status (p(t)) | Odds Ratio | Coefficient (SE) | z Value | P Value | Sig. |
| Intercept | 2.385 | 0.869 (0.043) | 20.058 | < 2E-16 | *** |
| Length of Stay | 0.988 | −0.012 (0.003) | −4.272 | 1.93E-05 | *** |
| Acute Admission (Yes) | 0.627 | −0.467 (0.041) | − 11.306 | < 2E-16 | *** |
| Charlson Comorbidity Index | 0.971 | −0.029 (0.011) | −2.628 | 8.59E-03 | ** |
| Visits to Emergency Room during Previous 6 Months | 0.627 | −0.467 (0.018) | −25.955 | < 2E-16 | *** |
| Probability of Active Rehospitalisation Rate (λ(t)) | Rate Ratio | Coefficient (SE) | z Value | P Value | Sig. |
| Intercept | 1.061 | 0.059 (0.016) | 3.679 | 2.34E-04 | *** |
| Length of Stay | 0.995 | −0.005 (0.001) | −5.892 | 3.82E-09 | *** |
| Acute Admission (Yes) | 0.812 | −0.208 (0.015) | − 13.706 | < 2E-16 | *** |
| Charlson Comorbidity Index | 1.054 | 0.053 (0.003) | 15.216 | < 2E-16 | *** |
| Visits to Emergency Room during Previous 6 Months | 1.161 | 0.149 (0.003) | 48.291 | < 2E-16 | *** |