Table 5. Resource use by activity-based hospital cost category.
| Low risk (n=231) (⩽10% chance of MDI) | High risk (n=419) (>10% chance MDI) | Mean (median) difference | P-value mean (median) | |
|---|---|---|---|---|
| Emergency department | 1025.4 (857.8) | 935.2 (746.1) | −90.19 (−12.5) | 0.015 (0.32) |
| Medical | 4483.1 (8010.9) | 8076.1 (10 195.3) | 3593 (2656) | <0.001 (<0.001) |
| Nursing/allied health | 4883.4 (8451.0) | 8896.2 (10 474.5) | 4013 (2883) | <0.001 (<0.001) |
| Diagnostics | 1816.1 (2829.0) | 3111.2 (4298.9) | 1295 (789.5) | <0.001 (<0.001) |
| Surgical | 242.9 (1034.6) | 612.4 (1920.2) | 369.4 (0) | 0.007 (<0.001) |
| Intensive care unit | 48.2 (517.8) | 814.3 (8180.4) | 766.1 (0) | <0.001 (0.016) |
| Hospital in the home | 210.9 (1241.3) | 472.3 (1430.6) | 261.3 (0) | 0.017 (<0.001) |
| Pharmacy | 900.6 (6092.5) | 1424.9 (6026.3) | 524.3 (58.5) | 0.29 (<0.001) |
| Total cost | 13 584.1 (24 191.6) | 24 342.6 (33 150.9) | 10 758 (7025) | <0.001 (<0.001) |
Abbreviation: MDI=microbiologically defined infection.
Data for low- and high-risk groups presented in Australian dollars as mean (s.d.).