Table 2.

Summary of the associations between parity and mood disorders in parous women with at least 2 live birth deliveries.

Lifetime diagnosis	Perinatal diagnosis	Onset in pregnancy	Onset within 6 weeks postpartum	Onset between 6 weeks and 6 months postpartum
BD-I	Mania or psychosis	–	OR 2.0	–
			95%CI 1.64–2.56
			p=0.001
BD-II	Major depression	NS	NS	NS
RMD	Major depression	NS	OR 1.8	NS
			95%CI 1.49–2.25
			p=0.003

Abbreviations and symbols: NS: not significant, OR: odds ratio; – analysis not conducted due to the small sample size.