Variable
|
Beta
|
Standard error
|
P value
|
---|
Intercept
|
2.241
|
0.085
| |
Case status
|
0.130
|
0.048
|
0.008
|
Body mass index (postmenopausal)b
|
0.0033
|
0.0003
|
<0.001
|
Birth indexc
|
-0.0021
|
0.0006
|
<0.001
|
Duration of natural menopause
|
-0.015
|
0.004
|
<0.001
|
Duration of menopause after bilateral oophorectomy
|
-0.013
|
0.004
|
0.004
|
R
2 = 0.219
| | | |
-
aBased on 164 cases and 346 controls. bDuration postmenopause × average body mass index postmenopause. cBirth index = if parous and = 0 if nulliparous where s = parity; t
i
= age at ith birth, i = 1, ..., s; t
m
= age at menopause; and b
it
= 1 if parity is greater than or equal to i at age t and = 0 otherwise.