Table 1 Baseline characteristic of all patients
From: Collagen patch cover facilitates recovery of bowel function after laparoscopic colectomy
Characteristic | Collagen group (N = 109) | Control group (N = 132) | p value |
|---|---|---|---|
Age, y | 65.9 ± 12 | 66.7 ± 13.5 | 0.62 † |
Sex | 0.48 ‡ | ||
Male | 62 (56.9) | 69 (52.3) | |
Female | 47 (43.1) | 63 (47.7) | |
BMI | 25.2 ± 3.8 | 24.8 ± 4.8 | 0.43 † |
History of smoking | 19 (17.4) | 11 (8.3) | 0.045 ‡ |
Benign, n | 20 | 33 | 0.22‡ |
Benign tumor | 13 (65) | 18 (54.5) | |
Diverticulosis | 6 (30) | 10 (30.3) | |
Others | 1 (5) | 5 (15.2) | |
Malignancy, n | 89 | 99 | 0.22‡ |
Stage 1 | 31 (35) | 24 (24) | |
Stage 2 | 19 (21) | 26 (26) | |
Stage 3 | 31 (35) | 39 (40) | |
Stage 4 | 8 (9) | 10 (10) | |
Tumor size, mm | 35 ± 18.1 | 35.6 ± 20.4 | 0.82 † |
CCI | 4.9 (2.2) | 4.8 (2.6) | 0.66 † |
History of abdominal OP | 25 (22.9) | 27 (20.5) | 0.64 ‡ |
Combined surgery | 6 (5.5) | 8 (6.1) | 0.85 ‡ |
Length of resection, mm | 213.4 ± 129.4 | 211 ± 132.9 | 0.87 † |
Lymph nodes harvested, n | 19.3 ± 6.6 | 18.9 ± 8.1 | 0.72 † |
OP time, min. | 215 ± 54.2 | 183.9 ± 62.7 | < 0.01 † |
Blood loss, c.c. | 18.5 ± 59.2 | 26 ± 90.1 | 0.57 † |
Surgical type | 0.07 ‡ | ||
Right hemicolectomy | 36 (33.0) | 47 (35.6) | |
Left hemicolectomy | 15 (13.8) | 4 (3) | |
Anterior resection | 38 (34.9) | 56 (42.4) | |
Lower anterior resection | 17 (15.6) | 19 (14.4) | |
Segmental resection | 2 (1.8) | 4 (3) | |
Subtotal colectomy | 1 (0.9) | 2 (1.5) | |
Anastomosis technique | 0.45 ‡ | ||
Intracorporeal | 72 (66) | 81 (61.4) | |
Extracorporeal | 37 (33.9) | 51 (38.6) |