Table 4.
Patients characteristics in relation to stoma sidedness with ileal pouch-anal anastomosis
| Overall (n = 90) | Right side (n = 31) | Left side (n = 59) | P value | |
| Age1 (yr), (range) | 41 (13-71) | 41 (14-71) | 41 (13-67) | 0.690 |
| Gender | ||||
| Male | 54 (60.0%) | 17 (54.8%) | 37 (62.7%) | 0.469 |
| Female | 36 (40.0%) | 14 (45.2%) | 22 (37.3%) | |
| Indication for surgery | ||||
| Medical intractability | 72 (80.0%) | 26 (83.9%) | 46 (78.0%) | 0.506 |
| Malignancy or dysplasia | 18 (20.0%) | 5 (16.1%) | 13 (22.0%) | |
| BMI1 (kg/m2), (range) | 19.8 (13.9-36.1) | 21.8 (16.0-27.8) | 19.3 (13.9-36.1) | 0.023 |
| Mayo endoscopic score1 (range) | 3 (0-3) | 3 (0-3) | 3 (0-3) | 0.878 |
| Extent of disease | ||||
| Pancolitis | 84 (93.3%) | 29 (93.5%) | 55 (93.2%) | 0.662 |
| Left-sided colitis | 6 (6.7%) | 2 (6.5%) | 4 (6.8%) | |
| Proctitis | 0 | 0 | 0 | |
| Disease duration1 (mo), (range) | 38 (1-336) | 21 (1-252) | 56 (1-336) | 0.016 |
| Disease severity | ||||
| Mild | 17 (18.9%) | 6 (19.4%) | 11 (18.6%) | 0.471 |
| Moderate | 44 (48.9%) | 12 (38.7%) | 32 (54.2%) | |
| Severe | 21 (23.3%) | 9 (29.0%) | 12 (20.3%) | |
| Fulminant | 8 (8.9%) | 4 (12.9%) | 4 (6.8%) | |
| Total glucocorticoid dose from onset of UC to surgery2 | ||||
| 10000 mg or more | 7 (9.3%) | 2 (8.7%) | 5 (9.4%) | 0.644 |
| Less than 10000 mg | 69 (90.7%) | 21 (91.3%) | 48 (90.6%) | |
| Total glucocorticoid dose 1 mo before surgery1 (mg), (range) | 0 (0-1000) | 0 (0-595) | 0 (0-1000) | 0.955 |
| Preoperative total protein level1 (g/dL), (range) | 6.45 (4.2-9.3) | 6.4 (4.2-8.5) | 6.45 (4.2-9.3) | 0.919 |
| Preoperative albumin level1 (g/dL), (range) | 3.45 (1.8-4.9) | 3.6 (2.1-4.8) | 3.4 (1.8-4.9) | 0.586 |
| Preoperative white blood cell count1 (cells/μL), (range) | 7315 (2660-20080) | 6120 (2660-10630) | 8770 (2850-20080) | < 0.001 |
| Preoperative C-reactive protein level1 (mg/dL), (range) | 0.78 (0.01-17.41) | 0.48 (0.01-8.78) | 1.06 (0.02-17.41) | 0.155 |
| Onodera Prognostic Nutritional index1 (range) | 41.4 (22.2-57.5) | 39.6 (24.7-57.5) | 42.0 (22.2-57.5) | 0.977 |
1
Variables are indicated by median.
2
Variable is unknown in 14 patients. BMI: Body mass index; UC: Ulcerative colitis.