Postpartum depressive symptoms and its association to daytime sleepiness and restless legs during pregnancy

Table 2 Background on studied women including unadjusted and adjusted odds ratio for EPDS ≥10

		EPDS < 10		EPDS ≥ 10
		n = 264		n = 29
		n	%		%	p-value*	OR (95 % CI)	Adj. OR^a (95 % CI)
Age (years. mean/SD)		30.1/4.28		29.9/4.95		0.822	0.99 (0.90–1.08)	1.03 (0.94–1.13)
Relationship status
	Partnered	261	98.9	28	96.6	0.308	Reference	Reference
	Single	3	1.1	1	3.4		3.11 (0.31–30.88)	1.62 (0.14–20.52)
Parity	Primi	127	48.1	14	48.3	0.986	1.01 (0.47–2.17)	1.26 (0.52–3.09)
	Multi	137	51.9	15	51.7		Reference	Reference
BMI at start of pregnancy (kg/m²; mean/SD)		24.0/3.92		24.0/3.60		0.792	1.01 (0.91–1.11)	1.09 (0.46–2.55)
	Normal	182	69.7	18	62.1	0.397	Reference	Reference
	Overweight	79	30.3	11	37.9		1.41 (0.64–3.12)	1.17 (0.51–2.70)
Smoking
	Yes	11	4.2	1	3.4	0.853	1.22 (0.15–9.78)	0.63 (0.07–5.48)
	No	253	95.8	28	96.6		Reference	Reference
Education/occupation
	High skill	162	61.4	10	34.5	0.019	Reference	Reference
	Low skill	63	23.9	11	37.5		2.83 (1.15–6.99)	3.11 (1.17–8.29)
	Other/non	39	14.8	8	27.6		3.32 (1.23–8.97)	3.08 (1.05–9.04)
Any psychiatric disease prior to pregnancy^b
	Yes	22	8.3	5	17.2	0.115	2.29 (0.74–6.60)	1.16 (0.29–4.63)
	No	242	91.7	24	82.8		Reference	Reference
Previous PPD^c
	Yes	2	1.5	2	13.3	0.001	10.39 (1.35–79.94)	5.91 (0.44–79.45)
	No	135	98.5	13	86.7		Reference	Reference

*p-value based on student T-test or Chi square test
^aAdjusted for all the variables in Table 2
^bAny psychiatric disorder prior to pregnancy: Depression, anxiety disorder, eating disorder or prior PPD
^cAnalysis based on multiparous women

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