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Table 4 Procedure time and polyp detection rate

From: A randomized controlled trial of an educational video to improve quality of bowel preparation for colonoscopy

 

Non-video group

Video group

p value

Patients, n

252

250

 

Insertion time, minutes (mean ± SD)

6.1 ± 3.7

5.5 ± 3.2

0.043

Withdrawal time, minutes (mean ± SD)

6.9 ± 3.9

6.6 ± 2.7

0.259

Patients with polyps, n (%)

34 (13.5)

34 (13.6)

0.963

Total number of polyps, n (%)

48 (19.0)

48 (19.2)

0.963