Table 5.

Percentage of all adenomas and all advanced adenomas detected by colonoscopy screening, missed and/or detected by sigmoidoscopy and FIT

All adenomas (n = 167)
 Sigmoidoscopy
PositiveNegative
FIT positive29 (17.3%)0
FIT negative104 (62.3%)34 (20.4%)
All advanced adenomas (n = 60)
 Sigmoidoscopy
PositiveNegative
FIT positive17 (28.3%)0
FIT negative31 (51.7%)12 (20.0%)