Case mix and resource use as reflected by duration of hospital stay at the time of the study
| Final diagnosis | No. (%) of cases | Days since admission | |
|---|---|---|---|
| Mean ± SD | Median (range) | ||
| Gallbladder disease | 69 (17.6) | 5.3 ± 8.0 | 4.0 (1–61) |
| Intestinal obstruction | 56 (14.2) | 11.9 ± 22.1 | 4.0 (1–146) |
| Appendiceal disease | 31 (7.9) | 4.2 ± 8.0 | 1.5 (1–40) |
| Neoplasm | 25 (6.4) | 21.7 ± 41.5 | 7.0 (1–210) |
| Perforation | 23 (5.8) | 10.7 ± 11.0 | 6.0 (1–44) |
| Diverticular disease | 19 (4.8) | 8.0 ± 12.0 | 4.0 (1–50) |
| Gastrointestinal bleed | 18 (4.6) | 8.1 ± 13.9 | 2.5 (1–53) |
| Hernia disease | 16 (4.1) | 4.2 ± 4.0 | 3.0 (1–17) |
| Skin/soft-tissue infection | 16 (4.1) | 6.1 ± 4.3 | 6.5 (1–14) |
| Pancreatic disease | 15 (3.8) | 15.4 ± 24.6 | 5.0 (1–81) |
| Other* | 105 (26.7) | — | — |
SD = standard deviation.
↵* Includes abscess, anorectal disease, breast disease and sepsis.