Table 4.

Primary outcome for subgroups

Subgroup	SC		EAC		% Difference (one-sided 95% CI)	One-sided P value
	N	% ADR	N	% ADR
BCSP patients	403	50.9%	394	61.7	10.8% (5.1% to ∞)	0.001
Non-BCSP patients
All	481	23.9%	494	24.3	0.4% (-4.1% to ∞)	0.44
Non-BCSP colonoscopists	411	24.1%	425	23.8	−0.3% (-5.2% to ∞)	0.54
BCSP colonoscopists	70	22.9%	69	27.5	4.7% (-7.4% to ∞)	0.26

ADR, adenoma detection rate; BCSP, Bowel Cancer Screening Programme; EAC, EV-assisted colonoscopy; SC, standard colonoscopy.