Table 3 b. Multivariate logistic regression model of adenoma detection after exclusion of Bowel Cancer Screening Programme cases (n = 2058).

Variable	Odds ratio	95 %CI	Pvalue
Gender	0.59	0.45 – 0.76	< 0.001
Age group	2.43	1.42 – 3.75	0.001
Bowel preparation: satisfactory vs. poor	2.31	1.31 – 3.44	0.002
Time: EVE vs. AM + PM	1.40	0.60 – 3.27	0.432
Bowel preparation * time	0.44	0.22 – 0.89	0.021

CI, confidence interval; EVE, evening; AM, morning; PM, afternoon.