Table 2.

Multivariable associations of migration and linguistic acculturation with percent density

Model 1aModel 2b
Nβ(95% CI)β(95% CI)
Linguistic Acculturationc
 Monolingual English117RefRef
 Bilingual181−3.34(−6.57, −0.12)−3.90(−8.94, 1.14)
 Monolingual Spanish179−5.09(−8.33, −1.85)−5.83(−11.14, −0.51)
Nativityc
 U.S.-born165RefRef
 Foreign-born312−4.50(−7.12, −1.89)−4.84(−8.78, −0.91)
Race/ethnicity and Nativity
 U.S.-born white491.16(−4.22, 6.54)1.28(−4.32, 6.88)
 U.S.-born African American62−0.44(−5.53, 4.64)0.23(−4.92, 5.37)
 U.S.-born Hispanic54RefRef
 Foreign-born Hispanic312−4.32(−8.36, −0.27)−4.54(−8.68, −0.40)
Race/ethnicity and % Life Spent in the U.S.
 U.S.-born white491.19(−5.49, 4.68)1.18(−4.41, 6.78)
 U.S.-born African American62−0.41(−4.19, 6.56)0.30(−4.84, 5.44)
 U.S.-born Hispanic54RefRef
 Foreign-born, 50%–99%178−3.67(−7.94, 0.61)−3.77(−8.15, 0.61)
 Foreign-born, <50%133−5.10(−9.48, −0.72)−5.43(−9.88, −0.97)
Race/ethnicity and Age at Migration to the United States
 U.S.-born white491.13(−4.24, 6.51)1.19(−4.41, 6.79)
 U.S.-born African American62−0.47(−5.55, 4.61)0.22(−4.92, 5.36)
 U.S.-born Hispanic54RefRef
 Foreign-born Hispanic, migrated < 20 years93−4.54(−9.20, 0.13)−4.32(−9.05, 0.41)
 Foreign-born Hispanic, migrated 20–29 years128−3.48(−7.89, 0.94)−3.92(−8.44, 0.59)
 Foreign-born Hispanic, migrated 30+ years90−5.37(−10.10, −0.64)−5.68(−10.47, −0.90)
  • aModel 1 is adjusted for age and BMI (kg/m2) at the time of mammogram.

  • bModel 2 is adjusted by age, BMI (kg/m2) at the time of mammogram, parity, age at first birth, and childhood body size.

  • cModel 2 is also adjusted for race/ethnicity.