LBPP of 3 months postpartum

p-value

yes

no

LBPP of 1st trimester

yes

27

8

<0.001

no

4

16

LBPP of 2nd trimester

yes

28

15

0.016

no

3

9

LBPP of 3rd trimester

yes

27

19

0.335

no

4

5

LBPP of 1 week postpartum

yes

28

16

0.033

no

3

8

LBPP of 1 month postpartum

yes

27

11

0.001

no

4

13