Table 4.
Univariate and multivariate analyses of factors associated with the second cecal intubation time of < 3.1 min in difficult colonoscopy
|
Univariate analysis |
Multivariate analysis |
|||
| OR (95%CI) | P value | OR (95%CI) | P value | |
| Age in yr | 1.002 (0.477-2.102) | 0.996 | - | - |
| Sex, male vs female | 0.930 (0.487-1.774) | 0.825 | - | - |
| Body mass index, < 21 vs ≥ 21 kg/m2 | 0.855 (0.452-1.616) | 0.629 | - | - |
| Previous surgery, abdominal or pelvic1 | 0.868 (0.414-1.822) | 0.709 | - | - |
| Colonoscopy, sedated vs unsedated | 1.062 (0.406-2.781) | 0.902 | - | - |
| Constipation1 | 0.559 (0.291-1.073) | 0.080 | 0.514 (0.263-1.005) | 0.052 |
| Grouping, RC vs CC | 2.103 (1.101-4.017) | 0.024 | 2.250 (1.161-4.360) | 0.016 |
1
Without vs with each factor. RC: Regular colonoscopy; CC: Cap-assisted colonoscopy.