Table 1

Pre-screening and screening time periods of the study, and number of breast cancer cases

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

Paci et al. Breast Cancer Research 2006 8:R68   doi:10.1186/bcr1625

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