Table 1.

Factors associated with adenoma detection

Variable	Association
Withdrawal Time < 6 min	Worse
Sub-optimal bowel preparation	Worse
Patient anatomy	Variable
Experience of endoscopist	Variable (mostly worse with early)
Afternoon endoscopy	Worse
Flat adenomas	Worse
< 1 cm	Worse
Narrow band imaging	Variable data1
Chromoendoscopy	Variable data1

¹Compared to traditional white light colonoscopy.