Y-variable

X-variable

n

r

P-value

TIMP-1:MMP-9

Age (mons)

30

−0.036

0.85

TIMP-1:MMP-9

Parity

30

−0.028

0.88

TIMP-2:MMP-2

Age (mons)

30

0.017

0.93

TIMP-2:MMP-2

Parity

30

−0.026

0.89