Table 1. Patient characteristics.
| Variables | No frequent defecation group (n=205), n (%) | Frequent defecation group (n=59), n (%) | P |
|---|---|---|---|
| Age, median | 1.000 | ||
| ≤70 years | 172 (83.90) | 50 (84.75) | |
| >70 years | 33 (16.10) | 9 (15.25) | |
| Gender | 0.210 | ||
| Male | 141 (68.78) | 35 (59.32) | |
| Female | 64 (31.22) | 24 (40.68) | |
| BMI | 0.053 | ||
| ≤18.5 kg/m2 | 20 (9.76) | 1 (1.69) | |
| >18.5 kg/m2 | 185 (90.24) | 58 (98.31) | |
| Hypertension | 0.165 | ||
| Yes | 38 (18.54) | 6 (10.17) | |
| No | 167 (81.46) | 53 (89.83) | |
| Diabetes | 0.815 | ||
| Yes | 22 (10.73) | 7 (11.86) | |
| No | 183 (89.27) | 52 (88.14) | |
| Neoadjuvant therapy | 1.000 | ||
| Yes | 81 (39.51) | 23 (38.98) | |
| No | 124 (60.49) | 36 (61.02) | |
| Adjuvant chemotherapy | 0.550 | ||
| Yes | 124 (60.49) | 33 (55.93) | |
| No | 81 (39.51) | 26 (44.07) | |
| Distance from anal verge | 0.883 | ||
| ≤5 cm | 95 (46.34) | 28 (47.46) | |
| >5 cm | 110 (53.66) | 31 (52.54) | |
| Pathological T stage | 0.619 | ||
| T0 | 18 (8.78) | 7 (11.86) | |
| T1 | 15 (7.32) | 4 (6.78) | |
| T2 | 49 (23.90) | 19 (32.20) | |
| T3 | 119 (58.05) | 28 (47.46) | |
| T4 | 4 (1.95) | 1 (1.69) | |
| Pathological N stage | 0.686 | ||
| N0 | 151 (73.66) | 45 (76.27) | |
| N+ | 38 (18.54) | 10 (16.95) | |
| Metastasis | 0.495 | ||
| M0 | 196 (95.61) | 55 (93.22) | |
| M1 | 9 (4.39) | 4 (6.78) | |
| Presacral abscess | 0.618 | ||
| Yes | 4 (1.95) | 2 (3.39) | |
| No | 201 (98.05) | 57 (96.61) | |
| Anastomotic inflammation | 0.641 | ||
| Yes | 70 (34.15) | 18 (30.51) | |
| No | 135 (65.85) | 41 (69.49) | |
| Proctitis | 0.029 | ||
| Yes | 9 (4.39) | 8 (13.56) | |
| No | 196 (95.61) | 51 (86.44) | |
| Enteritis | 0.846 | ||
| Yes | 35 (17.07) | 11 (18.64) | |
| No | 170 (82.93) | 48 (81.36) | |
| Anastomotic stenosis | 0.016 | ||
| Yes | 17 (8.29) | 12 (20.34) | |
| No | 188 (91.71) | 47 (79.66) | |
| Duration of stoma (days) | 1.000 | ||
| ≤120 | 75 (36.59) | 21 (35.59) | |
| >120 | 130 (63.41) | 38 (64.41) |