Table 4.
The incidence of nonelective hospital admissions and emergency department presentations within 12 months using negative binomial regression with log link.
| Dependent variablea | Model 1b | Model 2c | Model 3d | |||||
|
|
IRRe (95% CI) | P value | IRR (95% CI) | P value | IRR (95% CI) | P value | ||
| Nonelective all-cause hospital admissions | 1.39 (0.62-3.08) | .42 | 1.46 (0.65-3.31) | .36 | 1.69 (0.73-3.92) | .23 | ||
| Nonelective cardiac-related hospital admissionsf | 1.83 (0.51-6.57) | .35 | 1.76 (0.46-6.73) | .41 | 1.56 (0.38-6.48) | .54 | ||
| Emergency department presentations | 1.80 (0.94-3.46) | .08 | 1.78 (0.91-3.44) | .09 | 1.90 (0.95-3.79) | .07 | ||
aReference=control.
bModel 1: nil adjustments.
cModel 2: adjusted for age and sex.
dModel 3: adjusted for age, sex, diabetes, and the presence of other chronic diseases.
eIRR: incidence rate ratio.
fCardiac-related admission determined using Australian Refined Diagnosis Related Group codes (F01A to F10B, F12A to F12B, F14A to F19B, F22Z to F60B, F66A to F67B, and F69A to F76B).