Table 2 Associations between preterm versus term birth and maternal postpartum depressive symptoms (PPD).

From: Maternal postpartum depressive symptoms partially mediate the association between preterm birth and mental and behavioral disorders in children

Preterm versus term birth

Level of PPD symptoms

Probable clinical PPD

Latent classes of women based on antenatal and PPD symptoms

Consistently moderate versus low

Consistently high versus low

Mean difference (SD units)

95% Confidence Interval

P

Odds Ratio

95% Confidence Interval

P

Odds Ratio

95% Confidence Interval

P

Odds Ratio

95% Confidence Interval

P

Model 1

0.22

0.04, 0.40

0.02

1.23

0.80, 1.90

0.34

1.70

0.96, 2.99

0.07

2.25

1.24, 4.10

0.008

Model 2

0.19

0.01, 0.37

0.04

1.14

0.74, 1.77

0.55

1.69

0.95, 3.00

0.07

2.23

1.22, 4.09

0.009

Model 3

0.19

0.01, 0.38

0.04

1.16

0.74, 1.83

0.52

1.65

0.93, 2.93

0.09

2.25

1.22, 4.15

0.009

  1. Model 1 is unadjusted; Model 2 is adjusted for maternal age at delivery, maternal education, maternal smoking and/or alcohol use at any time during pregnancy, delivery mode and child sex; Model 3 is a sensitivity analyses: Model 2 where women with mood disorder diagnoses before childbirth are excluded.
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