RT Journal Article SR Electronic T1 Number needed to screen to detect adenomas, advanced adenomas and colorectal cancer is higher in women than in similarly aged men JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 159 OP 160 DO 10.1136/ebmed-2011-100440 VO 17 IS 5 A1 Carol A Burke YR 2012 UL http://ebm.bmj.com/content/17/5/159.abstract AB