Table 1. Baseline characteristics of the patients, grouped by extended postoperative stay.
| All | Not extended | Extended | P value | |
|---|---|---|---|---|
| Patients, n | 217 | 110 (51) | 107 (49) | |
| Satellite patients, n (%) | 143 (66) | 60 (55) | 83 (78) | <0.001 |
| TBSA% | 9.0 (1.5–36.0) | 5.0 (1.1–20.5) | 15.0 (3.5–49.5) | <0.001 |
| Deep dermal and full thickness burn% | 3.6 (0.0–28.5) | 1.9 (0.0–14.3) | 8.5 (1.0–41.5) | <0.001 |
| Sex, men (%) | 150 (69) | 80 (73) | 70 (65) | 0.24 |
| Age, years | 44.0 (2.0–75.0) | 37.5 (1.0–73.5) | 47.0 (10.0–80.0) | 0.02 |
| Cause of injury | ||||
| Scalds | 46 | 30 (65) | 16 (35) | 0.05 |
| Chemical | 9 | 8 (89) | 1 (11) | 0.04 |
| Hot object | 20 | 14 (70) | 6 (30) | 0.12 |
| Electricity | 13 | 7 (54) | 6 (46) | 1.00 |
| Flame burns | 129 | 51 (40) | 78 (60) | 0.03 |
Data are presented as median (10–90 centiles) or n (%). Mann Whitney U test and Chi square test as appropriate, and one sample test of proportions based on the binomial distribution for subgroup analyse (cause of injury).