Table 3.
Univariate analysis of factors for low anterior resection complications
| Variables | n | Complication n (%) | χ2 value | P value |
| Gender | ||||
| Male | 80 | 20 (15.15) | 3.743 | 0.053 |
| Female | 52 | 7 (5.30) | ||
| Age (yr) | ||||
| ≥ 55 | 104 | 21 (15.9) | 0.021 | 0.886 |
| < 55 | 28 | 6 (4.54) | ||
| Tumor size (cm) | ||||
| Φ ≥ 3 | 86 | 24 (18.2) | 8.424 | 0.004 |
| Φ < 3 | 46 | 3 (2.30) | ||
| Pathological type | ||||
| Mucinous adenocarcinoma | 9 | 3 (2.30) | 2.440 | 0.486 |
| Tubular adenocarcinoma | 36 | 5 (3.80) | ||
| Papillary adenocarcinoma | 31 | 8 (6.06) | ||
| Adenocarcinoma | 56 | 11 (8.33) | ||
| Tumor location (anal verge) (cm) | ||||
| > 6 | 88 | 10 (7.58) | 6.615 | 0.010 |
| ≤ 6 | 44 | 17 (12.88) | ||
| TNM staging | ||||
| Stage I | 46 | 2 (1.52) | 11.46 | 0.003 |
| Stage II | 51 | 14 (10.61) | ||
| Stage III | 35 | 11 (8.33) | ||
| Preoperative nutritious status (g/L) | ||||
| HB > 100 and Ag > 32 | 76 | 11 (8.33) | 3.938 | 0.047 |
| HB ≤ 100 or Ag ≤ 32 | 56 | 16 (12.12) | ||