From:  Colorectal cancer worldwide: epidemiological trends, economic burden, and the promise of AI-driven solutions

 Fecal occult blood tests (FOBT) for colorectal cancer screening.

Test typeExample brandDetection methodDietary restrictionsSensitivity to human hemoglobin
gFOBTHemocult®Chemical reactionYesLess specific
FITInSure®Immunological reactionNoMore specific and sensitive
FIT-DNAColoGuard®DNA and immunological testNoMore specific and sensitive

FIT: fecal immunochemical test.