Category
|
Heterogeneously dense MBD
|
Dense MBD
|
---|
Variables
|
AOR
|
95% CI
|
AOR
|
95% CI
|
---|
Age (years)
| | | | |
< 45
|
2.68
|
1.60, 4.49
|
4.83
|
2.54, 9.16
|
> 45
|
Ref
| |
Ref
| |
History of benign breast disease
| | | | |
Yes
|
1.90
|
1.14, 3.17
|
3.61
|
1.90, 6.86
|
No
|
Ref
| |
Ref
| |
BMI*
|
0.94
|
0.90, 0.99
|
0.81
|
0.76, 0.87
|
- Ref is fatty/fibroglandular category. BI-RADS: Breast Imaging Reporting and Data System (fatty and scattered glandular dense = categories A and B, heterogeneously dense = C, dense = D)
- AOR, adjusted odds ratio; 95% CI, 95% confidence interval; *mean (SD)
- AORs adjusted for socioeconomic status, vitamin D, parity, diet, menopausal status/age at menopause, age at first birth, family history of breast cancer, exercise, and case–control status of women