Table 2. Prevalence ratios and 95% bootstrap confidence intervals for BI-RADS dense versus nondense breasts by race and ethnicity.
Model | Race/ethnicity | Nondense PR |
Dense PR |
---|---|---|---|
Unadjusteda | NH Asian | 0.62 (0.62, 0.63) |
1.45 (1.44, 1.46) |
NH Black | 1.16 (1.15, 1.16) |
0.81 (0.81, 0.82) |
|
Hispanic/Latina | 1.00 (1.00, 1.01) |
0.99 (0.99, 1.00) |
|
NH White | 1.00 (1.00, 1.00) |
1.00 (1.00, 1.00) |
|
Partially adjustedb |
NH Asian | 0.62 (0.62, 0.63) |
1.48 (1.47, 1.49) |
NH Black | 1.15 (1.15, 1.16) |
0.82 (0.81, 0.82) |
|
Hispanic/Latina | 1.06 (1.05, 1.07) |
0.93 (0.92, 0.93) |
|
NH White | 0.98 (0.98, 0.99) |
1.02 (1.02, 1.02) |
|
Fully adjustedc |
NH Asian | 0.84 (0.83, 0.85) |
1.19 (1.19, 1.20) |
NH Black | 0.93 (0.93, 0.94) |
1.08 (1.07, 1.08) |
|
Hispanic/Latina | 1.00 (0.99, 1.01) |
1.00 (0.99, 1.01) |
|
NH White | 1.03 (1.03, 1.03) |
0.96 (0.96, 0.97) |
Abbreviations: NH, non-Hispanic/Latina; BI-RADS, Breast Imaging Reporting and Data System. PR, prevalence ratio=prevalence of racial/ethnic and density group relative to overall Breast Cancer Surveillance Consortium study population standardized to the US population
Unadjusted race/ethnicity.
Additionally adjusted for age (linear and quadratic) and menopausal status.
Additionally adjusted for body mass index (linear and quadratic).