. 2020 Aug 20;15(8):e0237225. doi: 10.1371/journal.pone.0237225

Table 5. Multivariable linear regression model for postpartum weight retention.

Independent variables	PPWR at 6–8 months			Postpartum weight change (PPWR _6-8month−PPWR _0-3month)
Independent variables	β	SE	p	β	SE	p
Pre-pregnancy BMI	-0.302	0.150	<0.001^a	-0.261	0.149	<0.001^a
Gestational weight gain	0.124	0.084	0.031^a	-0.322	0.083	<0.001^a
Infant feeding pattern	0.135	0.538	0.016^a	0.130	0.535	0.022^a
Score of fish and shrimp intake	-0.114	0.279	0.044^a
Number of childbirth				-0.118	0.892	0.040^a
R²	0.163			0.163

^a p<0.05

Variable values: Infant feeding pattern (exclusive breastfeeding = 0, predominant breastfeeding = 1, mixed feeding = 2); Number of childbirth (more than one child = 0, one child = 1)

PPWR: postpartum weight retention