New aspects of modern endoscopy

Table 1 High definition vs standard colonoscopy for the detection of colorectal adenomas

Ref.	Study design, study objective	Wide angle	No. of pts.	Adenoma detection rete	P value	Absolute increase	Relative increase
East et al[30]	Cohort	No	130	65	0.20	11%	18%
Pellisé et al[77]	Randomized	Yes	620	26	0.85	1%	4%
Burke et al[78]	Cohort	Yes	852	23	0.36		13%
Tribonias et al[79]	Randomized	Yes	390	54	0.16	8%	16%
Buchner et al[3]	Cohort	Yes	2430	27	0.01	4.2%	17%
Hoffman et al[4]	Randomized	No	220	38	0.001	25%	192%