Multiple linear regression model predicting total health costs per person-month
| Coefficient | 95% CI lower limit | 95% CI upper limit | |
| Number of hospitalisations | 2591* | 2584 | 2598 |
| 10% increase in nurse and AHP annual turnover | 11* | 7 | 15 |
| 10% increase in proportional use of agency nurses | 10* | 8 | 11 |
| Potentially preventable hospitalisations | 10063* | 10 001 | 10 126 |
| Euclidean distance to hospital (km) | 0.16* | 0.14 | 0.17 |
| Number of primary care consultations | 170* | 169 | 171 |
*P<0.001.
AHP, Aboriginal health practitioner.