Table 1.
Patient demographics, tumor characteristics and operative characteristics.
| No-MBP group (n = 97) | MBP group (n = 159) | p | |
|---|---|---|---|
| Patient demographics | |||
| Sex | 0.70 | ||
| Male | 55 (56.7%) | 85 (53.5%) | |
| Female | 42 (43.3%) | 74 (46.5%) | |
| Mean age (years) | 70.73 ± 10.09 | 70.71 ± 11.68 | 0.99 |
| ASAa | |||
| 1 | 17 (17.5%) | 16 (10.1%) | |
| 2 | 59 (60.8%) | 101 (63.9%) | |
| 3 | 21 (21.6%) | 41 (25.9%) | 0.21 |
| Neoadjuvant chemoirradiation | 0% | 0% | |
| Tumour characteristics | |||
| Location | 0.17 | ||
| Caecum & ascending colon | 15 (15.4%) | 36 (22.6%) | |
| Hepatic flexure | 16 (16.5%) | 11 (6.9%) | |
| Transverse colon | 10 (10.3%) | 13 (8.2%) | |
| Splenic flexure | 6 (6.2%) | 5 (3.1%) | |
| Descending colon | 8 (8.2%) | 21 (13.2%) | |
| Sigmoid colon | 28 (28.9%) | 48 (30.2%) | |
| Upper rectum & rectosigmoid junction | 14 (14.4%) | 25 (15.7%) | |
| Mean tumor size (cm) | 4.3 ± 2.1 | 4.5 ± 1.8 | 0.35 |
| Cancer stageb | |||
| Early (Stage 0–II) | 55 (56.7%) | 88 (55.0%) | |
| Advanced (Stage III–IV) | 42 (43.3%) | 72 (45.0%) | 0.79 |
| Operation characteristics | |||
| Duration (min) | 155.8 ± 44.4 | 165.0 ± 45.0 | 0.11 |
| Blood loss, estimated (ml) | 108.2 ± 123.0 | 107.3 ± 115.0 | 0.96 |
| Type | 0.70 | ||
| Right hemicolectomy | 37 (38.1%) | 53 (33.3%) | |
| Extended right hemicolectomy | 4 (4.1%) | 6 (3.8%) | |
| Left hemicolectomy | 11 (11.3%) | 28 (17.6%) | |
| Sigmoid colectomy | 4 (4.1%) | 5 (3.1%) | |
| Anterior resection | 41 (42.3%) | 67 (42.1%) | |
| Diversion Stoma | 0% | 0% | |
| Conversion | 5 (5.2%) | 11 (6.9%) | 0.57 |
a
American Society of Anesthesiologists.
b
Cancer of Colon Staging using American Joint Committee on Cancer 7th revision.