Table 3.
Variables | Prevalence of PPD (%) | Crude | Model 1 | Model 2 | Model 3 | Model 4 | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
OR | 95% CI | OR | 95% CI | OR | 95% CI | OR | 95% CI | OR | 95% CI | |||
Classification based on social support from partner or others | Having both partner’s and others’ social support | 7.5 | Ref | Ref | Ref | Ref | Ref | |||||
Having partner’s support, but not others’ | 21.3 | 3.32 | 2.07–5.32 | 2.74 | 1.68–4.49 | 2.56 | 1.54–4.24 | 2.53 | 1.52–4.22 | 2.34 | 1.37–3.98 | |
Having others’ support, but not partner’s | 36.9 | 7.18 | 5.17–9.97 | 4.75 | 3.35–6.73 | 4.23 | 2.94–6.08 | 3.13 | 2.15–4.56 | 3.13 | 2.11–4.63 | |
Not having either partner’s or others’ support | 63.6 | 21.5 | 6.27–73.7 | 13.3 | 3.63–48.9 | 13.2 | 3.50–49.6 | 13.3 | 3.47–50.7 | 7.22 | 1.76–29.6 | |
Maternal age (year) | <25 | 16.1 | 2.45 | 1.82–3.28 | 1.76 | 1.28–2.41 | 1.72 | 1.24–2.40 | 1.53 | 1.09–2.15 | 1.46 | 1.02–2.08 |
25–29 | 8.3 | 1.16 | 0.92–1.46 | 1.06 | 0.83–1.35 | 1.07 | 0.83–1.37 | 1.07 | 0.83–1.38 | 1.04 | 0.80–1.35 | |
30–34 | 7.2 | Ref | Ref | Ref | Ref | Ref | ||||||
35–39 | 7.9 | 1.09 | 0.85–1.40 | 1.11 | 0.85–1.43 | 1.05 | 0.80–1.37 | 1.07 | 0.81–1.40 | 1.10 | 0.83–1.45 | |
≥40 | 14.0 | 2.07 | 1.42–3.02 | 1.99 | 1.33–2.97 | 1.67 | 1.1–2.53 | 1.77 | 1.16–2.69 | 1.78 | 1.15–2.76 | |
Age difference between partner and woman | <−5 | 11.0 | 1.44 | 0.78–2.65 | 1.23 | 0.64–2.33 | 1.28 | 0.67–2.45 | 1.22 | 0.63–2.35 | 1.06 | 0.53–2.11 |
−5–0 | 7.9 | Ref | Ref | Ref | Ref | Ref | ||||||
0–5 | 8.4 | 1.06 | 0.84–1.35 | 1.07 | 0.83–1.37 | 1.07 | 0.83–1.38 | 1.08 | 0.84–1.40 | 1.08 | 0.83–1.41 | |
5–10 | 9.3 | 1.19 | 0.88–1.61 | 1.11 | 0.80–1.53 | 1.05 | 0.76–1.46 | 1.09 | 0.78–1.51 | 1.03 | 0.73–1.45 | |
10–15 | 11.5 | 1.50 | 0.94–2.40 | 1.35 | 0.82–2.22 | 1.24 | 0.74–2.06 | 1.29 | 0.77–2.17 | 1.24 | 0.72–2.12 | |
≥15 | 13.2 | 1.77 | 0.85–3.68 | 1.64 | 0.76–3.51 | 1.60 | 0.74–3.49 | 1.54 | 0.70–3.39 | 1.33 | 0.57–3.11 | |
Someone who supported during pregnancy | Yes | 8.4 | Ref | Ref | Ref | Ref | 0 | Ref | ||||
No | 18.7 | 2.49 | 1.60–3.88 | 1.52 | 0.92–2.52 | 1.39 | 0.83–2.32 | 1.35 | 0.81–2.26 | 1.14 | 0.67–1.94 | |
Financial status | Stable | 4.2 | Ref | Ref | Ref | Ref | Ref | |||||
Able to manage | 10.2 | 2.58 | 2.06–3.23 | 2.35 | 1.87–2.95 | 2.20 | 1.74–2.78 | 2.16 | 1.71–2.73 | 2.12 | 1.67–2.70 | |
Difficult to manage or unstable | 21.1 | 6.04 | 4.64–7.85 | 4.62 | 3.50–6.11 | 3.97 | 2.98–5.31 | 3.68 | 2.75–4.93 | 3.32 | 2.45–4.48 | |
Maternal employment status | Full-time | 6.7 | Ref | Ref | Ref | Ref | Ref | |||||
Part-time | 11.9 | 1.84 | 1.20–2.82 | 1.24 | 0.79–1.95 | 1.15 | 0.72–1.84 | 1.14 | 0.71–1.83 | 1.05 | 0.64–1.72 | |
Not working | 8.9 | 1.34 | 1.03–1.74 | 1.10 | 0.84–1.45 | 1.09 | 0.82–1.45 | 1.13 | 0.85–1.51 | 1.09 | 0.81–1.46 | |
Paternal employment status | Full-time | 8.5 | Ref | Ref | Ref | Ref | Ref | |||||
Part-time | 20.8 | 2.83 | 1.40–5.70 | 1.31 | 0.60–2.85 | 1.51 | 0.69–3.33 | 1.60 | 0.73–3.51 | 1.68 | 0.76–3.70 | |
Not working | 20.0 | 2.68 | 1.33–5.40 | 1.77 | 0.84–3.74 | 1.70 | 0.77–3.72 | 1.64 | 0.73–3.67 | 1.82 | 0.78–4.25 | |
Living with grandfather | No | 8.5 | Ref | Ref | Ref | Ref | Ref | |||||
Yes | 9.8 | 1.16 | 0.85–1.57 | 0.83 | 0.51–1.36 | 0.89 | 0.54–1.47 | 0.93 | 0.56–1.55 | 1.04 | 0.62–1.75 | |
Living with grandmother | No | 8.3 | Ref | Ref | Ref | Ref | Ref | |||||
Yes | 11.1 | 1.37 | 1.06–1.78 | 1.42 | 0.94–2.16 | 1.34 | 0.87–2.05 | 1.25 | 0.81–1.93 | 1.18 | 0.75–1.86 | |
Infertility treatment | No | 8.7 | Ref | Ref | Ref | Ref | ||||||
Yes | 7.7 | 0.87 | 0.65–1.16 | 1.12 | 0.81–1.54 | 1.13 | 0.82–1.55 | 1.15 | 0.82–1.59 | |||
Unintended pregnancy | No | 7.5 | Ref | Ref | Ref | Ref | ||||||
Yes | 23.5 | 3.80 | 2.98–4.83 | 2.49 | 1.90–3.26 | 2.36 | 1.80–3.10 | 2.17 | 1.64–2.88 | |||
Sex of the child | Boy | 8.9 | Ref | Ref | Ref | Ref | ||||||
Girl | 8.5 | 0.95 | 0.79–1.13 | 0.99 | 0.82–1.19 | 1.02 | 0.84–1.24 | 1.03 | 0.85–1.25 | |||
Birth order | First child | 8.7 | Ref | Ref | Ref | Ref | ||||||
Subsequent child | 8.6 | 0.99 | 0.83–1.18 | 0.96 | 0.78–1.17 | 0.92 | 0.75–1.12 | 1.01 | 0.82–1.24 | |||
Unsatisfactory delivery | No | 8.1 | Ref | Ref | Ref | Ref | ||||||
Yes | 33.3 | 5.67 | 3.95–8.15 | 4.15 | 2.76–6.24 | 4.01 | 2.65–6.06 | 3.55 | 2.29–5.50 | |||
Low birth weight | No | 8.3 | Ref | Ref | Ref | Ref | ||||||
Yes | 12.0 | 1.50 | 1.13–1.98 | 1.22 | 0.86–1.73 | 1.21 | 0.85–1.72 | 1.27 | 0.89–1.82 | |||
Preterm | No | 8.3 | Ref | Ref | Ref | Ref | ||||||
Yes | 12.6 | 1.57 | 1.13–2.19 | 1.09 | 0.72–1.66 | 1.09 | 0.71–1.65 | 1.09 | 0.71–1.68 | |||
Maternal smoking history | No | 8.0 | Ref | Ref | Ref | Ref | ||||||
Yes | 14.6 | 1.97 | 1.54–2.50 | 1.19 | 0.90–1.57 | 1.11 | 0.84–1.48 | 1.01 | 0.75–1.36 | |||
Maternal drinking history | No | 8.4 | Ref | Ref | Ref | Ref | ||||||
Yes | 13.1 | 1.64 | 1.11–2.41 | 1.37 | 0.90–2.10 | 1.33 | 0.87–2.04 | 1.23 | 0.79–1.93 | |||
History of miscarriage | No | 8.6 | Ref | Ref | Ref | Ref | ||||||
Yes | 9.0 | 1.05 | 0.83–1.32 | 1.10 | 0.86–1.41 | 1.09 | 0.85–1.40 | 1.13 | 0.87–1.46 | |||
Termination of pregnancy | No | 8.4 | Ref | Ref | Ref | Ref | ||||||
Yes | 12.9 | 1.62 | 1.19–2.20 | 1.13 | 0.81–1.59 | 1.06 | 0.75–1.50 | 0.98 | 0.68–1.41 | |||
Verbal abuse from partner | No | 7.0 | Ref | Ref | Ref | |||||||
Yes | 23.0 | 3.95 | 3.19–4.89 | 2.33 | 1.81–2.99 | 1.89 | 1.45–2.46 | |||||
Physical abuse from partner | No | 8.4 | Ref | Ref | Ref | |||||||
Yes | 36.7 | 6.34 | 3.72–10.8 | 1.82 | 0.97–3.40 | 1.67 | 0.86–3.21 | |||||
Maternal depressive symptoms during one year prior to pregnancy | No | 5.7 | Ref | Ref | ||||||||
Yes | 26.2 | 5.81 | 4.80–7.03 | 3.90 | 3.15–4.84 | |||||||
Maternal history of mental disorders | No | 8.2 | Ref | Ref | ||||||||
Yes | 41.9 | 8.06 | 5.20–12.5 | 3.57 | 2.13–5.99 |
Bold signifies p < 0.05.