Randomized Controlled Trial
Copyright ©The Author(s) 2020.
World J Gastroenterol. Oct 21, 2020; 26(39): 6098-6110
Published online Oct 21, 2020. doi: 10.3748/wjg.v26.i39.6098
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 valueOR (95%CI)P value
Age in yr1.002 (0.477-2.102)0.996--
Sex, male vs female0.930 (0.487-1.774)0.825--
Body mass index, < 21 vs ≥ 21 kg/m20.855 (0.452-1.616)0.629--
Previous surgery, abdominal or pelvic10.868 (0.414-1.822)0.709--
Colonoscopy, sedated vs unsedated1.062 (0.406-2.781)0.902--
Constipation10.559 (0.291-1.073)0.0800.514 (0.263-1.005)0.052
Grouping, RC vs CC2.103 (1.101-4.017)0.0242.250 (1.161-4.360)0.016