Regressors

Dependent Variable: Age at Menarche

β

t

p

Sister’s Age at Menarche

0.39

4.9

<0.001

Years of Schooling

0.36

4.2

<0.001

Hip Circumference

−0.44

−3.2

0.001

Waist Circumference

0.63

2.9

0.004

Abdomen Circumference

−0.40

−2.0

0.03