Table 1.
Baseline characteristics of patients between survival group and non-survival groups and etiologies of intra-abdominal infection.
| Survival group (n = 107) | Non-survival group (n = 64) | P-value | |
|---|---|---|---|
| Age (y) (mean ± SD) | 75.40 ± 10.78 | 73.76 ± 10.69 | 0.663 |
| Male sex, n (%) | 55 (51.40) | 34 (53.12) | 0.718 |
| Weight (kg) | 65.49 ± 11.23 | 60.37 ± 10.56 | 0.039 |
| BMI (kg/m2) | 23.41 ± 2.76 | 22.04 ± 2.21 | 0.016 |
| Hypertension, n (%) | 64 (59.81) | 25 (39.06) | 0.120 |
| Diabetes, n (%) | 32 (29.90) | 17 (26.56) | 0.202 |
| WBC (g/l) (mean ± SD) | 18.18 ± 3.93 | 23.62 ± 17.22 | 0.328 |
| NEUT% (mean ± SD) | 92.52 ± 5.23 | 91.80 ± 8.61 | 0.802 |
| Length of ICU stay (days), median (IQR) | 10.5 (5.25–38.5) | 7 (4–13) | 0.864 |
| Ventilation duration (days), median (IQR) | 4.0 (0.75–34.75) | 6 (3–11.5) | 0.242 |
| CRRT, n (%) | 67 (62.62) | 38 (59.37) | 0.993 |
| Gastroduodenal disease, n (%) | 36 (33.64) | 10 (15.62) | 0.058 |
| Biliary disease, n (%) | 20 (18.69) | 9 (14.06) | 0.590 |
| Colorectal disease, n (%) | 24 (22.42) | 13 (20.31) | 0.838 |
| Ileocecal and appendiceal disease, n (%) | 16 (14.95) | 2 (3.12) | 0.040 |
| Abdominal abscess, n (%) | 4 (3.74) | 21 (32.81) | 0.003 |
| Severe acute pancreatitis, n (%) | 7 (6.5) | 9 (14.06) | 0.374 |
Continuous variables were expressed as mean ± SD or median with interquartile range, and categorical variables were expressed as a percentage.
IQR, range of quartile; WBC, white blood cell; NEUT%, neutrophil percentage; CRRT, renal replacement therapy; ICU, intensive care unit.