Effect of music on colonoscopy performance: A propensity score-matched analysis

Table 4 Prognostic factors for colonoscopy performance (n = 402)

	No.	Univariable analysis1		Multivariable analysis1		Univariable analysis2		Multivariable analysis2
		OR (95%CI)	P value	aOR (95%CI)	P value	OR (95%CI)	P value	aOR (95%CI)	P value
Music
No	202	Reference				Reference
Yes	200	0.86 (0.58-1.28)	0.470			1.24 (0.84-1.84)	0.273
Endoscopist
Trainee	207	Reference		Reference		Reference		Reference
Expert	195	1.42 (0.95-2.11)	0.085	1.35 (0.89-2.06)	0.163	4.69 (3.10-7.19)	< 0.001	4.48 (2.87-7.11)	< 0.001
Age, yr		1.04 (1.02-1.06)	< 0.001	1.05 (1.03-1.07)	< 0.001	0.99 (0.98-1.01)	0.298
Sex
Male	212	Reference		Reference		Reference
Female	190	0.55 (0.37-0.82)	0.004	0.51 (0.34-0.78)	0.002	0.98 (0.66-1.45)	0.916
BMI, kg/m2		1.04 (0.98-1.10)	0.193	1.05 (0.99-1.12)	0.123	1.07 (1.01-1.14)	0.023	1.09 (1.02-1.16)	0.010
BBPS
Fair	87	Reference				Reference		Reference
Adequate	315	0.78 (0.48-1.26)	0.303			2.09 (1.29-3.45)	0.003	1.17 (0.67-2.04)	0.583
Surgical history
None	259	Reference		Reference		Reference		Reference
Colon	99	0.62 (0.38-0.99)	0.048	0.49 (0.29-0.81)	0.006	1.50 (0.94-2.42)	0.090	1.71 (1.02-2.88)	0.042
Other	44	0.74 (0.38-1.41)	0.369	0.76 (0.37-1.50)	0.427	0.25 (0.11-0.52)	< 0.001	0.35 (0.15-0.77)	0.012
Indication
Screening	207	Reference				Reference
Post operation surveillance	128	0.76 (0.48-1.19)	0.232			1.09 (0.70-1.69)	0.708
Patient with symptoms	67	0.88 (0.50-1.53)	0.653			0.76 (0.43-1.31)	0.323

¹Adenoma detection.

²Fast insertion (< median insertion time of 310 s).

P value for independent variables from logistic regression analysis; No.: Number of patients; OR: Odds ratio; aOR: Adjusted odds ratio; CI: Confidence interval; BMI: Body mass index; BBPS: Boston Bowel Preparation Scale.