Study flow diagram of 1589 subjects who participated in FIT sampling and subsequently underwent colonoscopy. ¹Incomplete colon evaluation in spite of possible additional evaluation by repeated colonoscopy, barium enema or virtual colonography. FIT = faecal immunochemical test, IBD = inflammatory bowel disease.
Oort et al. BMC Cancer 2011 11:434 doi:10.1186/1471-2407-11-434