Do maternal haemodynamics have a causal influence on treatment for gestational diabetes?

Background Arterial stiffening is believed to contribute to the worsening of insulin resistance, and factors which are associated with needing pharmacological treatment of gestational diabetes (GDM), such as maternal obesity or advanced age, are associated with impaired cardiovascular adaptation to...

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Main Authors: Abigail R. Anness, Michael Foster, Mohammed W. Osman, David Webb, Thompson Robinson, Asma Khalil, Neil Walkinshaw, Hatem A. Mousa
Format: Article
Language:English
Published: Taylor & Francis Group 2024-12-01
Series:Journal of Obstetrics and Gynaecology
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Online Access:https://www.tandfonline.com/doi/10.1080/01443615.2024.2307883
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author Abigail R. Anness
Michael Foster
Mohammed W. Osman
David Webb
Thompson Robinson
Asma Khalil
Neil Walkinshaw
Hatem A. Mousa
author_facet Abigail R. Anness
Michael Foster
Mohammed W. Osman
David Webb
Thompson Robinson
Asma Khalil
Neil Walkinshaw
Hatem A. Mousa
author_sort Abigail R. Anness
collection DOAJ
description Background Arterial stiffening is believed to contribute to the worsening of insulin resistance, and factors which are associated with needing pharmacological treatment of gestational diabetes (GDM), such as maternal obesity or advanced age, are associated with impaired cardiovascular adaptation to pregnancy. In this observational study, we aimed to investigate causal relationships between maternal haemodynamics and treatment requirement amongst women with GDM.Methods We assessed maternal haemodynamics in women with GDM, comparing those who remained on dietary treatment with those who required pharmacological management. Maternal haemodynamics were assessed using the Arteriograph® (TensioMed Ltd, Budapest, Hungary) and the NICOM® non-invasive bio-reactance method (Cheetah Medical, Portland, Oregon, USA). A graphical causal inference technique was used for statistical analysis.Results 120 women with GDM were included in the analysis. Maternal booking BMI was identified as having a causative influence on treatment requirement, with each unit increase in BMI increasing the odds of needing metformin and/or insulin therapy by 12% [OR 1.12 (1.02 − 1.22)]. The raw values of maternal heart rate (87.6 ± 11.7 vs. 92.9 ± 11.90 bpm, p = 0.014) and PWV (7.8 ± 1.04 vs. 8.4 ± 1.61 m/s, p = 0.029) were both significantly higher amongst the women requiring pharmacological management, though these relationships did not remain significant in causal logistic regression.Conclusions Maternal BMI at booking has a causal, rather than simply associational, relationship on the need for pharmacological treatment of GDM. No significant causal relationships were found between maternal haemodynamics and the need for pharmacological treatment.
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spelling doaj-art-d0a39e8a49eb48a5a2d316271a99f8602025-01-09T12:13:17ZengTaylor & Francis GroupJournal of Obstetrics and Gynaecology0144-36151364-68932024-12-0144110.1080/01443615.2024.2307883Do maternal haemodynamics have a causal influence on treatment for gestational diabetes?Abigail R. Anness0Michael Foster1Mohammed W. Osman2David Webb3Thompson Robinson4Asma Khalil5Neil Walkinshaw6Hatem A. Mousa7Maternal and Fetal Medicine Unit, University Hospitals of Leicester NHS Trust, Leicester, UKDepartment of Computer Science, University of Sheffield, Sheffield, UKMaternal and Fetal Medicine Unit, University Hospitals of Leicester NHS Trust, Leicester, UKDiabetes Research Centre, College of Life Sciences, University of Leicester, Leicester, UKCollege of Life Sciences, University of Leicester, Leicester, UKFetal Medicine Unit, St. George’s University Hospital (University of London), UKDepartment of Computer Science, University of Sheffield, Sheffield, UKMaternal and Fetal Medicine Unit, University Hospitals of Leicester NHS Trust, Leicester, UKBackground Arterial stiffening is believed to contribute to the worsening of insulin resistance, and factors which are associated with needing pharmacological treatment of gestational diabetes (GDM), such as maternal obesity or advanced age, are associated with impaired cardiovascular adaptation to pregnancy. In this observational study, we aimed to investigate causal relationships between maternal haemodynamics and treatment requirement amongst women with GDM.Methods We assessed maternal haemodynamics in women with GDM, comparing those who remained on dietary treatment with those who required pharmacological management. Maternal haemodynamics were assessed using the Arteriograph® (TensioMed Ltd, Budapest, Hungary) and the NICOM® non-invasive bio-reactance method (Cheetah Medical, Portland, Oregon, USA). A graphical causal inference technique was used for statistical analysis.Results 120 women with GDM were included in the analysis. Maternal booking BMI was identified as having a causative influence on treatment requirement, with each unit increase in BMI increasing the odds of needing metformin and/or insulin therapy by 12% [OR 1.12 (1.02 − 1.22)]. The raw values of maternal heart rate (87.6 ± 11.7 vs. 92.9 ± 11.90 bpm, p = 0.014) and PWV (7.8 ± 1.04 vs. 8.4 ± 1.61 m/s, p = 0.029) were both significantly higher amongst the women requiring pharmacological management, though these relationships did not remain significant in causal logistic regression.Conclusions Maternal BMI at booking has a causal, rather than simply associational, relationship on the need for pharmacological treatment of GDM. No significant causal relationships were found between maternal haemodynamics and the need for pharmacological treatment.https://www.tandfonline.com/doi/10.1080/01443615.2024.2307883Gestational diabetesmaternal hemodynamicscardiac outputpulse wave velocityaugmentation indexcausal inference
spellingShingle Abigail R. Anness
Michael Foster
Mohammed W. Osman
David Webb
Thompson Robinson
Asma Khalil
Neil Walkinshaw
Hatem A. Mousa
Do maternal haemodynamics have a causal influence on treatment for gestational diabetes?
Journal of Obstetrics and Gynaecology
Gestational diabetes
maternal hemodynamics
cardiac output
pulse wave velocity
augmentation index
causal inference
title Do maternal haemodynamics have a causal influence on treatment for gestational diabetes?
title_full Do maternal haemodynamics have a causal influence on treatment for gestational diabetes?
title_fullStr Do maternal haemodynamics have a causal influence on treatment for gestational diabetes?
title_full_unstemmed Do maternal haemodynamics have a causal influence on treatment for gestational diabetes?
title_short Do maternal haemodynamics have a causal influence on treatment for gestational diabetes?
title_sort do maternal haemodynamics have a causal influence on treatment for gestational diabetes
topic Gestational diabetes
maternal hemodynamics
cardiac output
pulse wave velocity
augmentation index
causal inference
url https://www.tandfonline.com/doi/10.1080/01443615.2024.2307883
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