Table 1

Breast cancer incidence and mortality trends among white, non-Hispanic women in Marin County, other San Francisco Bay Area (SFBA) counties, and other urban California counties, 1990–1999


Total incidence change
Annual percentage incidence change (95% confidence interval)
Total mortality change
Annual percentage mortality change (95% confidence interval)

All ages




     Marin County
+37.1
3.6 (1.8–5.5)
-13.2
-0.9 (-5.3 to 3.7)
     Other SFBA counties
+3.2
0.6 (-0.1 to 1.3)
-20.8
-3.1 (-4.3 to -1.9)
     Other California counties
+2.9
0.4 (0–0.7)
-20.6
-2.6 (-3.6 to -1.6)
Aged 45–64 years




     Marin County
+72.3
6.7 (3.8–9.6)
+ 9.0
+1.9 (-2.6 to 6.6)
     Other SFBA counties
+4.5
0.6 (-0.5 to 1.8)
-30.4
-4.5 (-5.6 to -3.4)
     Other California counties
+3.8
0.5 (0.1–0.9)
-23.2
-3.0 (-4.1 to -1.8)

All rates per 100,000 and age adjusted to the 2000 US standard; incidence trends for invasive cancers only.

Clarke et al. Breast Cancer Res 2002 4:R13   doi:10.1186/bcr458