Table 3. Clinical Comparison of Patients by Adequate or Inadequate Bowel Preparation Findings.
| Risk factor | Adequate preparation (n=287) | Inadequate preparation (n=112) | P-value |
|---|---|---|---|
| Age (yr) | 57.19±13.46 | 61.41±11.10 | 0.003 |
| Male sex | 174 (60.6) | 71 (63.4) | 0.610 |
| BMI (kg/m2) | 23.41±3.63 | 23.23±3.02 | 0.452 |
| Comorbidity | 112 (39.0) | 56 (50.0) | 0.046 |
| Constipation | 8 (2.8) | 4 (3.6) | 0.680 |
| Diabetic mellitus | 37 (12.9) | 22 (19.6) | 0.088 |
| Hypertension | 74 (25.8) | 31 (27.7) | 0.699 |
| Liver disease | 8 (2.8) | 5 (4.5) | 0.397 |
| IBD | 9 (3.1) | 5 (4.5) | 0.517 |
| Cardiovascular disease | 20 (7.0) | 10 (8.9) | 0.505 |
| Cerebrovascular disease | 3 (1.0) | 6 (5.4) | 0.009 |
| History of operation | 57 (19.9) | 45 (40.2) | 0.000 |
| Appendectomy | 19 (6.6) | 17 (15.2) | 0.007 |
| Gastrectomy | 21 (7.3) | 22 (19.6) | 0.000 |
| Cholecystectomy | 11 (3.8) | 7 (6.2) | 0.296 |
| Split regimen | 166 (75.0) | 55 (25.0) | 0.115 |
| Mean amount of preparation solution uptake (L) | 3.06±0.59 | 2.95±0.51 | 0.387 |
| Low solution uptake (≤2 L) | 14 (4.9) | 15 (13.4) | 0.003 |
| No. of defecation | 8.90±2.74 | 9.11±4.12 | 0.001 |
| Procedure in the morning/afternoon | 173 (60.3)/114 (39.7) | 53 (47.3)/59 (52.7) | 0.019 |
Values are presented as mean±SD or number (%).