Prospective randomized controlled trial evaluating cap-assisted colonoscopy vs standard colonoscopy

Table 2 Primary outcomes: performance of colonoscopy n (%)

	CAC	SC	P value
Cecal intubation rate	192/200 (96.0)	195/200 (97.0)	0.401
Cecal intubation rate by trainees	140/159 (88.1)	128/151 (84.8)	0.401
Ileal intubation rate	165/200 (82.5)	158/200 (79.0)	0.381
Ileal intubation rate by trainees	126/159 (79.2)	115/151 (76.2)	0.511
Cecal time (min) (mean ± SD) (n = 387)	9.94 ± 7.05	10.34 ± 6.82	0.212
Trainee cecal time (min) (mean ± SD) (n = 268)	10.72 ± 6.75	9.66 ± 4.86	0.642
Total colonoscopy time (min) (mean ± SD) (n = 387)	23.24 ± 13.95	22.56 ± 9.94	0.862
Trainee total colonoscopy time (min) (mean ± SD) (n = 268)	25.97 ± 1.22	23.70 ± 0.72	0.472

¹χ² test;

²Mann-Whitney test. CAC: Cap-assisted colonoscopy; SC: Standard colonoscopy.