Table 3. Postnatal depression during the first 6 weeks and after 12 weeks of childbirth (N=281).

	First 6 weeks	After 12 weeks	P-value
EPDS score, n (%)			b
<12	238 (84.70)	280 (99.64)
≥12	43 (15.30)	1 (0.36)
EPDS score, mean (standard deviation)	6.26 (4.26)	1.35 (1.85)	0.000

EPDS, Edinburgh Postnatal Depression Scale; ^b insufficient cell count for analysis.