The Impact of Sedation on Adenoma Detection Rate and Cecal Intubation Rate in Colonoscopy

Table 2

Logistic regression analysis of risk factors for adenoma detection rate.

Variable	Model 1 ()		Model 2 ()
	OR (95% CI)	value	OR (95% CI)	value
Patient factor
Sedation
Without sedation	Reference		Reference
With sedation	1.448 (1.372-1.529)	<0.001	1.408 (1.333-1.487)	<0.001
Bowel preparation
Good	Reference		Reference
Not good	0.752 (0.694-0.815)	<0.001	0.761 (0.702-0.825)	<0.001
Gender
Male	Reference		Reference
Female	0.523 (0.503-0.544)	<0.001	0.523 (0.503-0.544)	<0.001
Age
<50	Reference		Reference
50-59	2.729 (2.570-2.899)	<0.001	2.727 (2.568-2.897)	<0.001
60-69	3.683 (3.482-3.895)	<0.001	3.673 (3.473-3.885)	<0.001
≥70	4.396 (4.120-4.691)	<0.001	4.401 (4.125-4.696)	<0.001
Endoscopist factor
Gender
Male	Reference		Reference
Female	0.987 (0.947-1.029)	0.552	0.996 (0.955-1.038)	0.833
Age
<40	Reference		Reference
≥40	0.942 (0.905-0.980)	0.003	0.911 (0.875-0.949)	<0.001
Total number of colonoscopies
≤500	—	—	Reference
>500	—	—	1.225 (1.162-1.291)	<0.001

Model 1, all endoscopists with their colonoscopy data were enrolled; model 2, 14 endoscopists with complete colonoscopy data during career in database were enrolled.