Breast Cancer in California

Table 2.6


In situ female breast cancer incidence counts and age-adjusted rates (1) per 100,000 population by year and race/ethnicity (2), and estimated annual percent change, California, 1988-1993


All Races Asian/Other Black Hispanic White
Year of Diagnosis Cases Annual Rate Cases Annual Rate Cases Annual Rate Cases Annual Rate Cases Annual Rate
1988 2,010 14.0 75 6.0 88 10.0 128 6.1 1,685 16.7
1989 1,952 13.1 95 7.5 95 10.5 131 6.0 1,612 15.4
1990 2,291 15.0 120 8.7 103 11.0 196 8.8 1,825 17.1
1991 2,542 16.1 151 10.1 126 13.1 199 8.3 2,015 18.5
1992 2,644 16.3 142 8.8 123 12.4 219 8.7 2,114 19.0
1993 2,505 15.1 154 9.3 124 12.6 221 8.6 1,936 17.1
EAPC (3) 1988-1993 3.3% 8.6% 5.4% 8.3% 2.4%
1989-1993 11,934 15.2 662 # 8.9 571 # 12.0 966 # 8.1 9,502 17.5
1989-1993 World (4) - 13.2 - 7.9 - 10.2 - 7.1 - 15.3


1 Rates are age-adjusted to the 1970 U.S. Standard except where noted. Rates based on fewer than 15 cases are not shown. Data are from the California Cancer Registry (10/95).

2 Race/ethnicity categories are mutually exclusive. Persons of Hispanic ethnicity are identified by medical record and/or surname, and may be of any race. Women of unknown race/ethnicity are excluded from race/specific data.

3 Estimated Annual Percent Change (EAPC) over the time period.

4 Age-adjusted to the World Standard Population.

* EAPC is significantly different from zero (p < 0.01).

# Rate is significantly different from comparable sex-specific rate for non-Hispanic whites, 1989-1993 (p < 0.01).


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