Table 4.
Outcomes by HDI
| High HDI (n=523) |
Middle HDI (n=397) |
Low HDI (n=239) |
P value | |
| SSI | ||||
| No | 490 (93.7) | 346 (87.2) | 180 (75.3) | <0.001 |
| Yes | 33 (6.3) | 51 (12.8) | 59 (24.7) | |
| 30-day mortality | ||||
| Alive | 504 (96.4) | 379 (95.5) | 220 (92.1) | <0.001 |
| Dead | 1 (0.2) | 13 (3.3) | 15 (6.3) | |
| Missing | 18 (3.4) | 5 (1.3) | 4 (1.7) | |
| 30-day reintervention | ||||
| No | 503 (96.2) | 379 (95.5) | 215 (90.0) | 0.001 |
| Yes | 18 (3.4) | 11 (2.8) | 21 (8.8) | |
| Missing | 2 (0.4) | 7 (1.8) | 3 (1.3) | |
| 30-day organ-space inefction | ||||
| No | 502 (96.0) | 382 (96.2) | 221 (92.5) | 0.027 |
| Yes | 16 (3.1) | 10 (2.5) | 17 (7.1) | |
| Missing | 5 (1.0) | 5 (1.3) | 1 (0.4) | |
| Healthcare-associated infection (HAI) | ||||
| No | 508 (97.1) | 381 (96.0) | 216 (90.4) | <0.001 |
| Yes | 12 (2.3) | 10 (2.5) | 20 (8.4) | |
| Missing | 3 (0.6) | 6 (1.5) | 3 (1.3) | |
| Length of stay (by HDI) | ||||
| Median days (IQR) | 3.0 (4.0) | 3.0 (5.0) | 6.0 (6.0) | <0.001* |
Data are presented as n (%). Statistical tests are χ2, besides where the Kruskall-Wallis test was used as denoted by *.
HDI, Human Development Index; SSI, surgical site infection.