Table 1 Patients’ characteristics
Patients’ characteristics | Number (%) |
|---|---|
Agea | 69.3 (62.6–74.7) |
Gender | |
 Male | 124 (62.3%) |
 Female | 75 (37.8%) |
Body mass index (BMI) | |
 <18.5 | 22 (11.1%) |
 18.5 ≤ 25 | 145 (72.9%) |
 25− | 32 (16.0%) |
Physical status of American Society of Anesthesiology | |
 1 | 113 (56.8%) |
 2 | 80 (40.2%) |
 3 | 6 (3.0%) |
Diabetes mellitus (DM) | |
 Absent | 159 (79.9%) |
 Present | 40 (20.1%) |
Operative procedures | |
 Colectomy | 138 (69.3%) |
 Ileocecal resection | 14 (10.1%) |
 Right hemicolectomy (RHC) | 18 (13.0%) |
 Transverse colectomy | 2 (1.4%) |
 Left hemicolectomy | 16 (11.6%) |
 Sigmoidectomy (SC) | 50 (36.2%) |
 Anterior resection | 33 (23.9%) |
 RHC+SC | 2 (1.4%) |
 SC+total gastrectomy | 1 (0.7%) |
 Total colectomy | 2 (1.4%) |
Rectal resection | 61 (30.7%) |
 Low anterior resection | 27 (44.3%) |
 Very low anterior resection | 24 (39.3%) |
 Abdominoperineal resection | 10 (16.4%) |
Duration of operationa | 217 (180–280) |
Intraoperative bleedinga | 20 (10–50) |
Pathological stage | |
 I | 59 (29.6%) |
 II | 71 (35.7%) |
 III | 69 (34.7%) |
Preoperative CEA | |
 >5ng/ml | 139 (69.8%) |
 ≦5ng/ml | 63 (30.2%) |
Preoperative CA19-9 | |
 >37ng/ml | 161 (80.9%) |
 ≦37ng/ml | 38 (19.1%) |