| Quartile | | | | |
---|
| 1 (Lowest) (n = 436) | 2 (n = 436) | 3 (n = 436) | 4 (Highest) (n = 437) |
P for trend |
---|
Intake, g/daya
| 2.4 | 5.6 | 12.6 | 28.6 | |
Depressive symptoms, %b
| 24.8 | 18.8 | 17.0 | 16.5 | |
Crude OR (95% CI) | 1.00 | 0.70 (0.51 − 0.97) | 0.62 (0.45 − 0.86) | 0.60 (0.43 − 0.83) | 0.002 |
Adjusted OR (95% CI)c
| 1.00 | 0.72 (0.51 − 1.004) | 0.71 (0.50 − 1.01) | 0.68 (0.47 − 0.96) | 0.03 |
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aValues for consumption are medians for adjusted energy intake using the residual method for each quartile.
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bPrevalence of depressive symptoms during pregnancy based on the Center for Epidemiologic Studies Depression Scale for each quartile.
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cAdjustment for age; gestation; region of residence; number of children; family structure; history of depression; family history of depression; smoking; secondhand smoke exposure at home and at work; employment; household income; education; body mass index; and intake of fish and yogurt.