Investigation of optimal gestational weight gain for twin pregnancy in Southwest China: a retrospective study

Abstract There is a lack of data on gestational weight gain (GWG) in twin pregnancies. We divided all the participants into two subgroups: the optimal outcome subgroup and the adverse outcome subgroup. They were also stratified according to prepregnancy body mass index (BMI): underweight (< 18.5 ...

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Main Authors: Li Gao, Cuirong Lei, Shuwei Zhou, Qianqian Liao, Lingwei Mei, Qimei Zhong, Xia Lan, Ya Chen, Lan Wang
Format: Article
Language:English
Published: Nature Portfolio 2023-03-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-31766-7
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author Li Gao
Cuirong Lei
Shuwei Zhou
Qianqian Liao
Lingwei Mei
Qimei Zhong
Xia Lan
Ya Chen
Lan Wang
author_facet Li Gao
Cuirong Lei
Shuwei Zhou
Qianqian Liao
Lingwei Mei
Qimei Zhong
Xia Lan
Ya Chen
Lan Wang
author_sort Li Gao
collection DOAJ
description Abstract There is a lack of data on gestational weight gain (GWG) in twin pregnancies. We divided all the participants into two subgroups: the optimal outcome subgroup and the adverse outcome subgroup. They were also stratified according to prepregnancy body mass index (BMI): underweight (< 18.5 kg/m2), normal weight (18.5–23.9 kg/m2), overweight (24–27.9 kg/m2), and obese (≥ 28 kg/m2). We used 2 steps to confirm the optimal range of GWG. The first step was proposing the optimal range of GWG using a statistical-based method (the interquartile range of GWG in the optimal outcome subgroup). The second step was confirming the proposed optimal range of GWG via compared the incidence of pregnancy complications in groups below or above the optimal GWG and analyzed the relationship between weekly GWG and pregnancy complications to validated the rationality of optimal weekly GWG through logistic regression. The optimal GWG calculated in our study was lower than that recommended by the Institute of Medicine. Except for the obese group, in the other 3 BMI groups, the overall disease incidence within the recommendation was lower than that outside the recommendation. Insufficient weekly GWG increased the risk of gestational diabetes mellitus, premature rupture of membranes, preterm birth and fetal growth restriction. Excessive weekly GWG increased the risk of gestational hypertension and preeclampsia. The association varied with prepregnancy BMI. In conclusion, we provide preliminary Chinese GWG optimal range which derived from twin-pregnant women with optimal outcomes(16–21.5 kg for underweight, 15–21.1 kg for normal weight, 13–20 kg for overweight), except for obesity, due to the limited sample size.
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spelling doaj.art-f103e444262e4a98905c423584283d5e2023-04-03T05:22:20ZengNature PortfolioScientific Reports2045-23222023-03-011311910.1038/s41598-023-31766-7Investigation of optimal gestational weight gain for twin pregnancy in Southwest China: a retrospective studyLi Gao0Cuirong Lei1Shuwei Zhou2Qianqian Liao3Lingwei Mei4Qimei Zhong5Xia Lan6Ya Chen7Lan Wang8Department of Obstetrics and Gynecology, Chongqing Health Center for Women and Children (Women and Children’s Hospital of Chongqing Medical University)Gynecological Oncology Center, Chongqing University Cancer HospitalDepartment of Obstetrics and Gynecology, Chongqing Health Center for Women and Children (Women and Children’s Hospital of Chongqing Medical University)Department of Obstetrics and Gynecology, Chongqing Health Center for Women and Children (Women and Children’s Hospital of Chongqing Medical University)Department of Obstetrics and Gynecology, Chongqing Health Center for Women and Children (Women and Children’s Hospital of Chongqing Medical University)Department of Obstetrics and Gynecology, Chongqing Health Center for Women and Children (Women and Children’s Hospital of Chongqing Medical University)Department of Obstetrics and Gynecology, Chongqing Health Center for Women and Children (Women and Children’s Hospital of Chongqing Medical University)Department of Obstetrics and Gynecology, Chongqing Health Center for Women and Children (Women and Children’s Hospital of Chongqing Medical University)Department of Obstetrics and Gynecology, Chongqing Health Center for Women and Children (Women and Children’s Hospital of Chongqing Medical University)Abstract There is a lack of data on gestational weight gain (GWG) in twin pregnancies. We divided all the participants into two subgroups: the optimal outcome subgroup and the adverse outcome subgroup. They were also stratified according to prepregnancy body mass index (BMI): underweight (< 18.5 kg/m2), normal weight (18.5–23.9 kg/m2), overweight (24–27.9 kg/m2), and obese (≥ 28 kg/m2). We used 2 steps to confirm the optimal range of GWG. The first step was proposing the optimal range of GWG using a statistical-based method (the interquartile range of GWG in the optimal outcome subgroup). The second step was confirming the proposed optimal range of GWG via compared the incidence of pregnancy complications in groups below or above the optimal GWG and analyzed the relationship between weekly GWG and pregnancy complications to validated the rationality of optimal weekly GWG through logistic regression. The optimal GWG calculated in our study was lower than that recommended by the Institute of Medicine. Except for the obese group, in the other 3 BMI groups, the overall disease incidence within the recommendation was lower than that outside the recommendation. Insufficient weekly GWG increased the risk of gestational diabetes mellitus, premature rupture of membranes, preterm birth and fetal growth restriction. Excessive weekly GWG increased the risk of gestational hypertension and preeclampsia. The association varied with prepregnancy BMI. In conclusion, we provide preliminary Chinese GWG optimal range which derived from twin-pregnant women with optimal outcomes(16–21.5 kg for underweight, 15–21.1 kg for normal weight, 13–20 kg for overweight), except for obesity, due to the limited sample size.https://doi.org/10.1038/s41598-023-31766-7
spellingShingle Li Gao
Cuirong Lei
Shuwei Zhou
Qianqian Liao
Lingwei Mei
Qimei Zhong
Xia Lan
Ya Chen
Lan Wang
Investigation of optimal gestational weight gain for twin pregnancy in Southwest China: a retrospective study
Scientific Reports
title Investigation of optimal gestational weight gain for twin pregnancy in Southwest China: a retrospective study
title_full Investigation of optimal gestational weight gain for twin pregnancy in Southwest China: a retrospective study
title_fullStr Investigation of optimal gestational weight gain for twin pregnancy in Southwest China: a retrospective study
title_full_unstemmed Investigation of optimal gestational weight gain for twin pregnancy in Southwest China: a retrospective study
title_short Investigation of optimal gestational weight gain for twin pregnancy in Southwest China: a retrospective study
title_sort investigation of optimal gestational weight gain for twin pregnancy in southwest china a retrospective study
url https://doi.org/10.1038/s41598-023-31766-7
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