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Fig. 2 | Clinical Hypertension

Fig. 2

From: Gestational weight gain of multiparas and risk of primary preeclampsia: a retrospective cohort study in Shanghai

Fig. 2

Restricted cubic spline plots of associations between gestational weight gain z score and preeclampsia of multiparous women with 95% confidence intervals by early pregnant body mass index (BMI) in 15,541 multiparous women in shanghai, January 2017 to December 2021. Analyses were adjusted for maternal age at delivery (years), maternal height (cm), early pregnant BMI (kg/m2), smoking status, education level, mode of conception and gestational diabetes mellitus

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