Table 1.

Demographic and geographic variables.

Area	Sex (Females/Males)	Total Screened	Age (Mean ± SD)
Cassano	31/20	51	42.77 ± 6.19
Cernusco	404/231	635	44.43 ± 6.15
Gorgonzola	205/106	311	44.31 ± 6.29
Melegnano	23/16	39	45.31 ± 6.04
Melzo	311/106	417	44.68 ± 5.62
Paullo	104/46	150	44.23 ± 6.33
Peschiera	53/26	79	44.70 ± 6.28
San Donato	63/36	99	43.47 ± 6.20
San Giuliano	23/9	32	42.31 ± 6.23
Vaprio	292/152	444	44.93 ± 5.87
Vizzolo	626/407	1033	44.23 ± 5.96