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Table 3.

Ethnic-specific breast cancer odds ratios (95% confidence intervals) by CYP1A2*1F genotype

n*AAACCCP
Japanese 395/249 1.0 1.1 (0.8-1.5) 0.6 (0.3-1.0) 0.30 
Caucasian 336/199 1.0 0.8 (0.5-1.1) 1.0 (0.4-2.3) 0.35 
African American 259/389 1.0 1.0 (0.7-1.4) 0.7 (0.4-1.2) 0.29 
Latino 252/371 1.0 0.7 (0.5-1.0) 1.0 (0.6-1.9) 0.26 
Hawaiian 97/162 1.0 1.0 (0.5-1.7) 0.6 (0.2-2.6) 0.64 
n*AAACCCP
Japanese 395/249 1.0 1.1 (0.8-1.5) 0.6 (0.3-1.0) 0.30 
Caucasian 336/199 1.0 0.8 (0.5-1.1) 1.0 (0.4-2.3) 0.35 
African American 259/389 1.0 1.0 (0.7-1.4) 0.7 (0.4-1.2) 0.29 
Latino 252/371 1.0 0.7 (0.5-1.0) 1.0 (0.6-1.9) 0.26 
Hawaiian 97/162 1.0 1.0 (0.5-1.7) 0.6 (0.2-2.6) 0.64 

NOTE: Adjusted for age at blood draw, age at menarche, parity, and age at first birth.

*

No. cases/no. controls.

P value for gene dosage term assigned 1, 2, and 3 for 0, 1, and 2 variant alleles, respectively.

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