Register | Study period | Start year of screening | Pre-screening cases | Screening cases | Total cases |
---|---|---|---|---|---|
Torino | 1986–1996 | 1992 | 3,017 | 3,185 | 6,202 |
Parma | 1991–2001 | 1997 | 1,567 | 1,714 | 3,281 |
Ferrara | 1991–2001 | 1997 | 1,539 | 1,400 | 2,939 |
Modena | 1989–1999 | 1995 | 2,283 | 2,056 | 4,339 |
Romagna | 1990–2000 | 1996 | 3,029 | 3,405 | 6,434 |
Firenze | 1986–1995 | 1991 | 2,084 | 2,239 | 4,323 |
Totals | 13,519 | 13,999 | 27,518 |