Table I.
Baseline characteristics of study groups
| Parameter | Intraabdominal abscess | No abscess | P-value |
|---|---|---|---|
| N (%) | 51 (1.10) | 4567 (98.90) | N/A |
| Males/females (%) | 35/16 (68.63%/31.37%) | 2374/2193 (51.98%/48.02%) | 0.026 |
| Age, median (IQR) [years] | 37 (29–47) | 32 (24–47) | 0.043 |
| BMI, median (IQR) [kg/m2] | 26.25 (23.75–29.4) | 24.8 (22–28.5) | 0.148 |
| ASA class: | |||
| IV | 0 (0.0%) | 7 (0.16%) | 0.708 |
| III | 4 (7.84%) | 180 (3.94%) | |
| II | 15 (29.41%) | 1198 (26.24%) | |
| I | 32 (62.75%) | 3182 (69.66%) | |
| Smoking | 9 (18.60%) | 785 (17.19%) | 0.805 |
| Diabetes mellitus | 5 (10%) | 142 (3.11%) | 0.019 |
| Symptoms > 48 h | 27 (53%) | 1436 (31.44%) | 0.001 |
| Median Alvarado score (IQR) | 7 (6–8) | 6 (4–8) | 0.021 |
| Alvarado ≥ 7 | 32 (61.90%) | 1982 (43.39%) | 0.016 |
| Leukocytosis, Median (IQR) [× 1000 per mm3] | 14.9 (13.2–17.98) | 13.04 (10–16.1) | 0.001 |
| CRP, median (IQR) [mg/l] | 92.05 (37.22–224.78) | 27 (6.1–71.28) | < 0.001 |
| CRP > 100 | 25 (50%) | 802 (17.55%) | < 0.001 |