Table 3 Comparison of physiological variables of patients who underwent laparotomy vs. those who underwent non-operative management
Variables | OM (n = 106) | NOM (n = 263) | p value |
|---|---|---|---|
Age | 28 (12.8) | 25 (12.6) | p = 0.07 t test |
Penetrating injury (%) | 22 (20.8) | 9 (3.5) | p < 0.05 t test |
SBP (mmHg), mean (SD) | 99 (26.6) | 111 (21.0) | p < 0.05 t test |
Heart rate (beats per minute), mean (SD) | 103 (20.4) | 97 (18.5) | p < 0.05 t test |
GCS, mean (SD) | 13 (3.9) | 14 (3.1) | p = 0.14 t test |
ISS, median (IQR) | 14 (9-22) | 17 (12-22) | p < 0.05 (Wilcoxon’s rank-sum test) |
Mortality, n (%) | 35 (33.0%) | 26 (9.9%) | p < 0.05 chi-square |