Table 2

Relative risks of ER-negative and PR-negative breast cancer by race and ethnicity

Race/EthnicityER statusPR status
PositiveNegativeORa95% CIPositiveNegativeOR95% CI
n%n%n%n%
Non-Hispanic white49,80781.211,53618.81.0(ref)41,08669.518,07030.61.0(ref)
African American3,28366.31,66833.72.1b1.9–2.22,65355.82,10044.21.7b1.6–1.8
Native American12171.24928.81.7b1.2–2.310060.26639.81.4b1.0–2.0
Asian/Pacific Islander (PI)3,66277.11,09123.01.4b1.2–1.53,12367.21,52532.81.2b1.1–1.3
 Japanese1,31180.032720.01.2b1.0–1.31,13270.248029.81.00.9–1.1
 Filipino79575.625624.41.3b1.2–1.665664.536135.51.3b1.1–1.4
 Chinese68677.120422.91.4b1.1–1.657966.629033.41.2b1.0–1.4
 Hawaiian35980.78619.31.00.8–1.431672.212227.90.90.7–1.1
 Korean10860.77039.32.6b1.9–3.68851.28448.82.1b1.6–2.9
 Vietnamese9067.24432.82.0b1.4–2.97859.15440.91.6b1.1–2.2
 Indian/Pakistani8972.43427.61.5b1.0–2.37762.64637.41.30.9–1.9
 Other Asian/PI22476.27023.81.31.0–1.719769.18830.91.00.8–1.3
Hispanic White2,42975.379524.71.4b1.3–1.51,99963.91,13236.21.3b1.2–1.4
 Mexican58374.520025.51.5b1.2–1.749065.326134.81.2b1.0–1.4
 South/Central American24370.410229.61.7b1.3–2.119659.913140.11.5b1.2–1.9
 Puerto Rican6170.12629.91.7b1.1–2.75360.93439.11.30.9–2.1
 Other Hispanic1,54276.846723.31.3b1.1–1.41,26064.170635.91.2b1.1–1.4
  • a All ORs are adjusted for age at diagnosis, year of diagnosis, and SEER registry using polytomous logistic regression in which the reference (ref) race/ethnicity is non-Hispanic whites, the baseline ER status is ER positive, and the baseline PR status is PR positive.

  • b P < 0.05.