Background The efficacy of colorectal cancer screening based on faecal immunochemical
test, in terms of reduction of colorectal cancer incidence, is under debate. In the district of
Florence, an organized screening programme based on faecal immunochemical test has
been running since the early 1990s. The aim of this study was to compare the risk of
developing colorectal cancer for subjects undergoing faecal immunochemical test with those
who did not undergo the test in the same period. Methods Two cohorts were analyzed …