Table 3 Characteristics of the full patient sample and for the Development and Validation samples
From: Using routine inpatient data to identify patients at risk of hospital readmission
| Â | Full Sample (n = 17,699) | Development sample (n = 13,207) | Validation sample (n = 4,492) |
|---|---|---|---|
| Â | % | % | % |
Twelve month readmission rate | 45.4 | 45.5 | 45.1 |
Age Group | Â | Â | Â |
0–17 years | 3.2 | 3.2 | 3.3 |
18–39 years | 8.8 | 8.7 | 9.0 |
40–64 years | 23.7 | 23.8 | 23.4 |
65–74 years | 20.5 | 20.4 | 20.7 |
75+ years | 43.8 | 43.9 | 43.6 |
Sex | Â | Â | Â |
Male | 49.3 | 49.4 | 48.9 |
Female | 50.7 | 50.6 | 51.1 |
Marital status | Â | Â | Â |
Never married | 20.6 | 20.5 | 20.8 |
Married/de facto | 48.6 | 48.8 | 48.1 |
Widowed | 21.0 | 20.9 | 21.2 |
Separated/divorced | 9.9 | 9.8 | 9.9 |
Indigenous status | Â | Â | Â |
Non-Indigenous | 96.0 | 95.9 | 96.1 |
Indigenous | 4.0 | 4.1 | 3.9 |
SEIFA1 | Â | Â | Â |
Most disadvantaged | 28.5 | 28.8 | 27.8 |
Quintile 2 | 28.0 | 27.8 | 28.5 |
Quintile 3 | 21.0 | 21.1 | 20.7 |
Quintile 4 | 15.7 | 15.6 | 16.2 |
Least Disadvantaged | 6.7 | 6.7 | 6.8 |
ARIA2 | Â | Â | Â |
Major city | 43.7 | 43.3 | 44.8 |
Inner Regional | 28.6 | 28.9 | 27.9 |
Outer Regional | 22.6 | 22.6 | 22.6 |
Remote | 2.7 | 2.8 | 2.4 |
Very Remote | 2.4 | 2.5 | 2.4 |