Table 2.

Polyp detection

Variable	VA	Community care	P
Adenoma detected (ADR%)	147 (62.6)	86 (36.7)	<0.0001
Mean polyps per procedure ± SD	3.59 ± 3.9	1.44 ± 2.1	<0.0001
Mean no. of adenomas per procedure	1.83 ± 2.8	0.77 ± 2.8	<0.0001
Mean no. of APPC	2.93 ± 3.02	2.10 ± 1.72	0.0189
Advanced ADR (%)	45 (19.1)	21 (8.9)	0.0015
SSPDR (%)	18 (7.7)	8 (3.4)	0.044
HGD/CA (%)	4 (1.7)	2 (0.85)	0.412

ADR, adenoma detection rate; APPC, adenoma per positive colonoscopy; HGD/CA, high-grade dysplasia/carcinoma; SSPDR, sessile serrated polyp detection rate; VA, Veteran's Affairs.