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Table 3 Associations between self-reported experience of physical abuse in the past 12-months and post-natal depression, birth outcomes, and breast feeding behaviours in South Western Sydney and Sydney Local Health Districts in 2014 (N = 17,564)

From: Intimate partner violence identified through routine antenatal screening and maternal and perinatal health outcomes

    

Complete case

Multiple imputation.

n

N

%

OR (95% CI) (a)

P value

OR (95% CI) (b)

P value

OR (95% CI) (a)

P value

OR (95% CI) (b)

P value

Postnatal depressive symptom

 Experience of domestic violence

  No

826

28,596

2.9

1.00

 

1.00

 

1.00

 

1.00

 

  Yes

33

477

6.9

2.50 (1.74–3.58)

< 0.001

2.53 (1.76–3.63)

< 0.001

3.11 (2.28–4.24)

< 0.001

3.11 (2.28–4.24)

< 0.001

Low birth weight (< 2500 g)

 Experience of domestic violence.

  No

1627

35,865

4.5

1.00

 

1.00

 

1.00

 

1.00

 

  Yes

41

628

6.5

1.47 (1.07–2.03)

0.019

1.34 (0.97–1.85)

0.077

1.70 (1.32–2.20)

< 0.001

1.57 (1.21–2.02)

0.001

Gestational age (< 37 weeks)

 Experience of domestic violence.

  No

4311

35,696

12.1

1.00

 

1.00

 

1.00

 

1.00

 

  Yes

84

622

13.5

1.14 (0.90–1.43)

0.279

1.09 (0.86–1.38)

0.464

1.32 (1.06–1.64)

0.014

1.26 (1.02–1.57)

0.035

No early initiation of breast feeding

 Experience of domestic violence

  No

3168

31,076

10.2

1.00

 

1.00

 

1.00

 

1.00

 

  Yes

88

513

17.2

1.82 (1.45–2.30)

< 0.001

1.65 (1.30–2.09)

< 0.001

1.90 (1.52–2.37)

< 0.001

1.65 (1.31–2.07)

< 0.001

Non-EBF at discharge.

 Experience of domestic violence.

  No

3617

34,183

10.6

1.00

 

1.00

 

1.00

 

1.00

 

  Yes

103

563

18.3

1.89 (1.52–2.35)

< 0.001

1.66 (1.33–2.07)

< 0.001

2.01 (1.64–2.47)

< 0.001

1.71 (1.39–2.12)

< 0.001

Non-EBF at first post-natal visit

 Experience of domestic violence

  No

4633

30,895

15.0

1.00

 

1.00

 

1.00

 

1.00

 

  Yes

122

518

23.6

1.75 (1.42–2.14)

< 0.001

1.54 (1.24–1.91)

< 0.001

1.93 (1.60–2.33)

< 0.001

1.66 (1.36–2.02)

< 0.001

  1. Notes: (a): Unadjusted Odds Ratio (b): Adjusted for maternal age, socio-economic status, Indigenous status, alcohol consumption during pregnancy, smoking during pregnancy, body mass index, history of antenatal problems, antenatal depression, and intervention during birth