Abstract #534 Influence of Gestational Weight Gain and Pre-Pregnancy Body Mass Index on Birth Weight

2019 ◽  
Vol 25 ◽  
pp. 268-269
Author(s):  
Bolanle Okunowo ◽  
Ifedayo Odeniyi ◽  
Oluwarotimi Olopade ◽  
Olufemi Fasanmade ◽  
Omololu Adegbola ◽  
...  
2021 ◽  
Vol 5 (Supplement_2) ◽  
pp. 770-770
Author(s):  
Dyah Ayu Larasati Kisworo Putri ◽  
Nur Indrawaty Lipoeto ◽  
Arif Sabta Aji

Abstract Objectives The aim of this study was to analyze the interaction between pre-pregnancy body mass index (PP BMI), gestational weight gain (GWG), and newborn outcomes among pregnant mothers in West Sumatera, Indonesia. Methods This VDPM cohort study was conducted from September 2017 to March 2018 in West Sumatra, Indonesia. We obtained 195 healthy mother-infant pairs. GWG status created by comparing PP BMI and GWG guidelines based on the World Health Organization (WHO). Newborn birth weight, birth length, and head circumference were taken immediately after delivery as pregnancy outcomes. SPSS version 20.0 was used to analyze bivariate and multivariate analysis to assess the interaction between PP BMI and gestational weight gain in pregnancy outcomes with adjusting potential confounders. A P-value less than 0.05 was considered as a significant association. Results Of the 195 mother-infant pairs (Mean 29.66 years) included in the main sample, Most of the mothers had 46.7% normal PP BMI with most of them had an inadequate GWG status during pregnancy with 53.3%. Adequate and excessive GWG statuses were 34.4% and 12.3%, respectively. There was a significant association between PP BMI and GWG (p < 0.01). This study had no interaction between PP BMI and GWG to the newborn outcomes (p > 0.05). Adverse newborn outcomes were not statistically significant among groups. However, mothers who had inadequate GWG status may have significant lower birth weight and head circumference compared to normal and excessive GWG status (p < 0.05). Conclusions This study had no interaction between PP BMI and GWG status to newborn outcomes. However, the GWG status associated with newborn outcomes in birth weight and head circumference level. Further prospective studies with a larger number are required to confirm this finding. Funding Sources Indonesian Danone Institute Foundation.


2020 ◽  
Vol 20 (1) ◽  
Author(s):  
Yawen Wang ◽  
Haihui Ma ◽  
Yahui Feng ◽  
Yongle Zhan ◽  
Sansan Wu ◽  
...  

Abstract Background This study aims to explore the relationships between pre-pregnancy body mass index (BMI), gestational weight gain (GWG), rate of GWG during the second and third trimesters (GWGrate) and birth weight among Chinese women. Methods Women were enrolled by 24 hospitals in 15 different provinces in mainland China from July 25th, 2017 to 26 November 2018. Pre-pregnancy BMI, GWG and GWGrate were calculated and divided in to different groups. The multinomial logistic regression model and restrictive cubic spline model were used to explore the relationships. Results Of the 3585 participants, women who were underweight, had insufficient GWG or GWGrate had 1.853-, 1850- or 1.524-fold higher risks for delivering small-for-gestational-age (SGA) infant compared with women who had normal BMI, sufficient GWG or GWGrate. Women who were overweight/obese, had excessive GWG or GWGrate had 1.996-, 1676- or 1.673-fold higher risks for delivering large-for-gestational-age (LGA) infant. The effects of GWG and GWGrate on birth weight varied by pre-pregnancy BMI statuses. Dose-response analysis demonstrated L-shaped and S-shaped relationships between pre-pregnancy BMI, GWG, GWGrate and neonatal birth weight. Conclusions Pre-pregnancy BMI, GWG or GWGrate were associated with neonatal birth weight among Chinese women. Both body weight before and during pregnancy should be maintained within the recommendations to prevent abnormal birth weight.


PLoS ONE ◽  
2015 ◽  
Vol 10 (6) ◽  
pp. e0130101 ◽  
Author(s):  
Shaoping Yang ◽  
Anna Peng ◽  
Sheng Wei ◽  
Jing Wu ◽  
Jinzhu Zhao ◽  
...  

2018 ◽  
Vol 52 ◽  
pp. 46 ◽  
Author(s):  
Raina Jansen Cutrim Propp Lima ◽  
Rosângela Fernandes Lucena Batista ◽  
Marizélia Rodrigues Costa Ribeiro ◽  
Cecília Cláudia Costa Ribeiro ◽  
Vanda Maria Ferreira Simões ◽  
...  

OBJECTIVE: To analyze the effects of maternal pre-pregnancy body mass index and weight gain during pregnancy on the baby’s birth weight. METHODS: We conducted a cross-sectional study with 5,024 mothers and their newborns using a Brazilian birth cohort study. In the proposed model, estimated by structural equation modeling, we tested socioeconomic status, age, marital status, pre-pregnancy body mass index, smoking habit and alcohol consumption during pregnancy, hypertension and gestational diabetes, gestational weight gain, and type of delivery as determinants of the baby’s birth weight. RESULTS: For a gain of 4 kg/m2 (1 Standard Deviation [SD]) in pre-pregnancy body mass index, there was a 0.126 SD increase in birth weight, corresponding to 68 grams (p < 0.001). A 6 kg increase (1 SD) in gestational weight gain represented a 0.280 SD increase in newborn weight, correponding to 151.2 grams (p < 0.001). The positive effect of pre-pregnancy body mass index on birth weight was direct (standardized coefficient [SC] = 0.202; p < 0.001), but the negative indirect effect was small (SC = -0.076, p < 0.001) and partially mediated by the lower weight gain during pregnancy (SC = -0.070, p < 0.001). The positive effect of weight gain during pregnany on birth weight was predominantly direct (SC = 0.269, p < 0.001), with a small indirect effect of cesarean delivery (SC = 0.011; p < 0.001). Women with a higher pre-pregnancy body mass index gained less weight during pregnancy (p < 0.001). CONCLUSIONS: The effect of gestational weight gain on the increase in birth weight was greater than that of pre-pregnancy body mass index.


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