Clinical Study
Procalcitonin-Guided Antibiotics after Surgery for Peritonitis: A Randomized Controlled Study
Table 2
Baseline characteristics.
| | Procalcitonin group (n = 79) | Control group (n = 83) | value |
| Median age (range), years | 56 (36–73) | 57 (36–71) | 0.776 | Males, n (%) | 46 (58.2%) | 47 (57%) | 0.875 | ASA 1-2, n (%) | 46 (58.2%) | 60 (72.3%) | 0.07 | ASA 3-4 | 33 (41.8%) | 23 (27.7%) | Comorbidities, n (%) | | | | (i) Diabetes mellitus | 4 (5.1%) | 4 (4.8%) | 1.00 | (ii) Pulmonary | 13 (16.5%) | 7 (8.4%) | 0.15 | (iii) Cardiac | 29 (36.7%) | 34 (41%) | 0.63 | (iv) Renal dysfunction | 9 (11.4%) | 8 (9.6%) | 0.80 | Needing ICU hospitalization, n (%) | 10 (12.7%) | 10 (12.0%) | 1.00 | Mannheim Peritonitis score (points) | | | | (i) All | 19 (11–25) | 17 (12–26) | 1.00 | (ii) Subgroup 1 | 20 (16–26) | 21 (15.5–27.5) | (iii) Subgroup 2 | 15 (10.8–21.3) | 15 (10–21) | (iv) Subgroup 3 | 24.5 (17.8–29) | 28 (21–38) | Peritonitis | | | 0.91 | (i) Trouble exsudat | 5 (6.3%) | 7 (8.4%) | (ii) Gastric/duodenal content | 4 (5.1%) | 5 (6.0%) | (iii) Fibrinous | 3 (3.8%) | 3 (3.6%) | (iv) Purulent | 53 (67.1%) | 52 (62.7%) | (v) Fecal | 14 (17.7%) | 16 (19.3%) | Peritonitis quadrants | | | 0.73 | 1 | 33 (41.8%) | 28 (33.7%) | 2 | 10 (12.7%) | 14 (16.7%) | 3 | 3 (3.8%) | 2 (2.4%) | 4 | 33 (41.8%) | 39 (47.0%) | Group 1 peritonitis due to GI perforation | 31 | 33 | 0.95 | (i) Diverticulitis | 14 | 9 | (ii) Perforated ulcer | 4 | 11 | (iii) Perforation stent/colonoscopy/biopsy | 6 | 5 | (iv) Ischemia–necrosis | 6 | 2 | (v) High-velocity trauma | 0 | 2 | (vi) Perforated tumor | 1 | 1 | (vii) Other | 0 | 3 | Group 2 peritonitis due to appendicitis | 34 | 39 | 0.61 | Group 3 postoperative peritonitis | 14 | 11 | 0.43 | (i) Anastomotic leakage | 6 | 5 |
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ASA: American Society of Anesthesiologists physical status classification system; ICU: intensive care unit.
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