Effects of prenatal exercise interventions on maternal body composition: A secondary analysis of the FitMum randomized controlled trial.

The main objective of the study was to investigate the effects of prenatal exercise interventions on maternal body composition at 28 weeks gestation and 7-14 days after delivery. We also explored associations between physical activity (PA) per se and body composition. This study presents secondary o...

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Main Authors: Caroline Borup Roland, Parisa Seyedhosseini, Signe de Place Knudsen, Anne Dsane Jessen, Ida Karoline Bach Jensen, Jane M Bendix, Gerrit van Hall, Stig Molsted, Saud Abdulaziz Alomairah, Ellen Løkkegaard, Bente Stallknecht, Tine D Clausen
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2024-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0308214
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author Caroline Borup Roland
Parisa Seyedhosseini
Signe de Place Knudsen
Anne Dsane Jessen
Ida Karoline Bach Jensen
Jane M Bendix
Gerrit van Hall
Stig Molsted
Saud Abdulaziz Alomairah
Ellen Løkkegaard
Bente Stallknecht
Tine D Clausen
author_facet Caroline Borup Roland
Parisa Seyedhosseini
Signe de Place Knudsen
Anne Dsane Jessen
Ida Karoline Bach Jensen
Jane M Bendix
Gerrit van Hall
Stig Molsted
Saud Abdulaziz Alomairah
Ellen Løkkegaard
Bente Stallknecht
Tine D Clausen
author_sort Caroline Borup Roland
collection DOAJ
description The main objective of the study was to investigate the effects of prenatal exercise interventions on maternal body composition at 28 weeks gestation and 7-14 days after delivery. We also explored associations between physical activity (PA) per se and body composition. This study presents secondary outcomes of the FitMum randomized controlled trial, which included healthy inactive pregnant women at gestational age ≤ 15+0 weeks. They were randomized to structured supervised exercise training, motivational counselling on PA, or standard care. Maternal body composition was measured by doubly labeled water at 28 weeks gestation (n = 134) and by dual-energy X-ray absorptiometry scan 7-14 days after delivery (n = 117). PA, including moderate-to-vigorous-intensity PA (MVPA), active kilocalories, and steps, were measured continuously from inclusion to delivery by a wrist-worn activity tracker. One hundred fifty pregnant women were included with a median pre-pregnancy body mass index (BMI) of 24.1 (21.6-27.9) kg/m2. We found no differences between groups in fat mass, fat percentage or fat-free mass at 28 weeks gestation or 7-14 days after delivery. Visceral adipose tissue mass and bone mineral density measured 7-14 days after delivery did not differ between groups either. Linear regression analyses adjusted for pre-pregnancy BMI showed that a higher number of daily steps was associated with lower fat mass, fat percentage, and visceral adipose tissue mass at 28 weeks gestation and 7-14 days after delivery. Active kilocalories during pregnancy was positively associated with fat-free mass 7-14 days after delivery. Neither structured supervised exercise training nor motivational counselling on PA during pregnancy affected maternal body composition at 28 weeks gestation or 7-14 days after delivery compared to standard care. Interestingly, when adjusted for pre-pregnancy BMI, higher number of daily steps was associated with lower fat content during pregnancy and after delivery, whereas MVPA and active kilocalories were not. Trial registration: ClinicalTrials.gov; NCT03679130; 20/09/2018.
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spelling doaj-art-cbf674b282184d14a5d17131218801152025-01-29T05:30:47ZengPublic Library of Science (PLoS)PLoS ONE1932-62032024-01-01198e030821410.1371/journal.pone.0308214Effects of prenatal exercise interventions on maternal body composition: A secondary analysis of the FitMum randomized controlled trial.Caroline Borup RolandParisa SeyedhosseiniSigne de Place KnudsenAnne Dsane JessenIda Karoline Bach JensenJane M BendixGerrit van HallStig MolstedSaud Abdulaziz AlomairahEllen LøkkegaardBente StallknechtTine D ClausenThe main objective of the study was to investigate the effects of prenatal exercise interventions on maternal body composition at 28 weeks gestation and 7-14 days after delivery. We also explored associations between physical activity (PA) per se and body composition. This study presents secondary outcomes of the FitMum randomized controlled trial, which included healthy inactive pregnant women at gestational age ≤ 15+0 weeks. They were randomized to structured supervised exercise training, motivational counselling on PA, or standard care. Maternal body composition was measured by doubly labeled water at 28 weeks gestation (n = 134) and by dual-energy X-ray absorptiometry scan 7-14 days after delivery (n = 117). PA, including moderate-to-vigorous-intensity PA (MVPA), active kilocalories, and steps, were measured continuously from inclusion to delivery by a wrist-worn activity tracker. One hundred fifty pregnant women were included with a median pre-pregnancy body mass index (BMI) of 24.1 (21.6-27.9) kg/m2. We found no differences between groups in fat mass, fat percentage or fat-free mass at 28 weeks gestation or 7-14 days after delivery. Visceral adipose tissue mass and bone mineral density measured 7-14 days after delivery did not differ between groups either. Linear regression analyses adjusted for pre-pregnancy BMI showed that a higher number of daily steps was associated with lower fat mass, fat percentage, and visceral adipose tissue mass at 28 weeks gestation and 7-14 days after delivery. Active kilocalories during pregnancy was positively associated with fat-free mass 7-14 days after delivery. Neither structured supervised exercise training nor motivational counselling on PA during pregnancy affected maternal body composition at 28 weeks gestation or 7-14 days after delivery compared to standard care. Interestingly, when adjusted for pre-pregnancy BMI, higher number of daily steps was associated with lower fat content during pregnancy and after delivery, whereas MVPA and active kilocalories were not. Trial registration: ClinicalTrials.gov; NCT03679130; 20/09/2018.https://doi.org/10.1371/journal.pone.0308214
spellingShingle Caroline Borup Roland
Parisa Seyedhosseini
Signe de Place Knudsen
Anne Dsane Jessen
Ida Karoline Bach Jensen
Jane M Bendix
Gerrit van Hall
Stig Molsted
Saud Abdulaziz Alomairah
Ellen Løkkegaard
Bente Stallknecht
Tine D Clausen
Effects of prenatal exercise interventions on maternal body composition: A secondary analysis of the FitMum randomized controlled trial.
PLoS ONE
title Effects of prenatal exercise interventions on maternal body composition: A secondary analysis of the FitMum randomized controlled trial.
title_full Effects of prenatal exercise interventions on maternal body composition: A secondary analysis of the FitMum randomized controlled trial.
title_fullStr Effects of prenatal exercise interventions on maternal body composition: A secondary analysis of the FitMum randomized controlled trial.
title_full_unstemmed Effects of prenatal exercise interventions on maternal body composition: A secondary analysis of the FitMum randomized controlled trial.
title_short Effects of prenatal exercise interventions on maternal body composition: A secondary analysis of the FitMum randomized controlled trial.
title_sort effects of prenatal exercise interventions on maternal body composition a secondary analysis of the fitmum randomized controlled trial
url https://doi.org/10.1371/journal.pone.0308214
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