Variable
|
Unstandardized B (95 % CI)
|
P value
|
---|
Age
|
−0.63 (−1.3, 0.07)
|
0.08
|
Parity (ever)
|
−22.3 (−40, −4.8)
|
0.01
|
Breastfeeding (ever)
|
−12 (−22, −3)
|
0.009
|
Age at menarche
|
−3.7 (−10.2, 2.8)
|
0.30
|
Menopause
|
−23.3 (−43, −4)
|
0.02
|
Current oral contraceptive use
|
−2.5 (−33, 30)
|
0.90
|
Current smoking status
|
−9.3 (−45, 26)
|
0.60
|
Current alcohol consumption
|
0.115 (−28, 28)
|
1.00
|
Mastectomy
|
−15.3 (−41, 10)
|
0.23
|
Oophorectomy
|
−24 (−45, −3.4)
|
0.02
|
Current hormone replacement therapy use
|
0.5 (−11.8, 12.8)
|
0.93
|
Body mass index
|
0.445 (−1.5, 2.3)
|
0.65
|
Mutation status
|
−28.5 (−46, −11)
|
0.002
|
- Data are provided as linear regression coefficient, Unstandardized B coefficient and 95 % confidence intervals. P value < 0.05 denotes statistical significance