Pre-pregnancy complications - associated factors and wellbeing in early pregnancy: a Swedish cohort study

Abstract Background Many couples experience difficulties to become pregnant or carry a pregnancy to term due to unknown causes. Here we define pre-pregnancy complications as having prior recurrent pregnancy loss, prior late miscarriages, time to pregnancy more than one year, or the use of artificial...

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Main Authors: Unnur Gudnadottir, Juan Du, Luisa W. Hugerth, Lars Engstrand, Ina Schuppe-Koistinen, Eva Wiberg Itzel, Emma Fransson, Nele Brusselaers
Format: Article
Language:English
Published: BMC 2023-03-01
Series:BMC Pregnancy and Childbirth
Subjects:
Online Access:https://doi.org/10.1186/s12884-023-05479-8
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author Unnur Gudnadottir
Juan Du
Luisa W. Hugerth
Lars Engstrand
Ina Schuppe-Koistinen
Eva Wiberg Itzel
Emma Fransson
Nele Brusselaers
author_facet Unnur Gudnadottir
Juan Du
Luisa W. Hugerth
Lars Engstrand
Ina Schuppe-Koistinen
Eva Wiberg Itzel
Emma Fransson
Nele Brusselaers
author_sort Unnur Gudnadottir
collection DOAJ
description Abstract Background Many couples experience difficulties to become pregnant or carry a pregnancy to term due to unknown causes. Here we define pre-pregnancy complications as having prior recurrent pregnancy loss, prior late miscarriages, time to pregnancy more than one year, or the use of artificial reproductive technologies. We aim to identify factors associated with pre-pregnancy complications and poor well-being in early pregnancy. Methods Online questionnaire data from 5330 unique pregnancies in Sweden were collected from November 2017 – February 2021. Multivariable logistic regression modelling was used to investigate potential risk factors for pre-pregnancy complications and differences in early pregnancy symptoms. Results Pre-pregnancy complications were identified in 1142 participants (21%). Risk factors included diagnosed endometriosis, thyroid medication, opioids and other strong pain medication, body mass index > 25 kg/m2 and age over 35 years. Different subgroups of pre-pregnancy complications had unique risk factors. The groups also experienced different pregnancy symptoms in early pregnancy, where women that had experienced recurrent pregnancy loss were at higher risk of depression in their current pregnancy. Conclusion We report one of the largest pregnancy cohorts with high frequency of pre-pregnancy complications compared to the Swedish population. Prescribed drug use and body weight were the top potentially modifiable risk factors in all groups. Participants that experienced pre-pregnancy complications also had higher risk of depression and pregnancy problems in early pregnancy.
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spelling doaj.art-6b865cd9ec3b4a6eaa864b583da532862023-03-22T12:39:00ZengBMCBMC Pregnancy and Childbirth1471-23932023-03-0123111010.1186/s12884-023-05479-8Pre-pregnancy complications - associated factors and wellbeing in early pregnancy: a Swedish cohort studyUnnur Gudnadottir0Juan Du1Luisa W. Hugerth2Lars Engstrand3Ina Schuppe-Koistinen4Eva Wiberg Itzel5Emma Fransson6Nele Brusselaers7Centre for Translational Microbiome Research, Department of Microbiology, Tumor and Cell Biology (MTC), Karolinska InstitutetCentre for Translational Microbiome Research, Department of Microbiology, Tumor and Cell Biology (MTC), Karolinska InstitutetCentre for Translational Microbiome Research, Department of Microbiology, Tumor and Cell Biology (MTC), Karolinska InstitutetCentre for Translational Microbiome Research, Department of Microbiology, Tumor and Cell Biology (MTC), Karolinska InstitutetCentre for Translational Microbiome Research, Department of Microbiology, Tumor and Cell Biology (MTC), Karolinska InstitutetDepartment of Clinical Science and EducationCentre for Translational Microbiome Research, Department of Microbiology, Tumor and Cell Biology (MTC), Karolinska InstitutetCentre for Translational Microbiome Research, Department of Microbiology, Tumor and Cell Biology (MTC), Karolinska InstitutetAbstract Background Many couples experience difficulties to become pregnant or carry a pregnancy to term due to unknown causes. Here we define pre-pregnancy complications as having prior recurrent pregnancy loss, prior late miscarriages, time to pregnancy more than one year, or the use of artificial reproductive technologies. We aim to identify factors associated with pre-pregnancy complications and poor well-being in early pregnancy. Methods Online questionnaire data from 5330 unique pregnancies in Sweden were collected from November 2017 – February 2021. Multivariable logistic regression modelling was used to investigate potential risk factors for pre-pregnancy complications and differences in early pregnancy symptoms. Results Pre-pregnancy complications were identified in 1142 participants (21%). Risk factors included diagnosed endometriosis, thyroid medication, opioids and other strong pain medication, body mass index > 25 kg/m2 and age over 35 years. Different subgroups of pre-pregnancy complications had unique risk factors. The groups also experienced different pregnancy symptoms in early pregnancy, where women that had experienced recurrent pregnancy loss were at higher risk of depression in their current pregnancy. Conclusion We report one of the largest pregnancy cohorts with high frequency of pre-pregnancy complications compared to the Swedish population. Prescribed drug use and body weight were the top potentially modifiable risk factors in all groups. Participants that experienced pre-pregnancy complications also had higher risk of depression and pregnancy problems in early pregnancy.https://doi.org/10.1186/s12884-023-05479-8Artificial reproductive technologiesEarly pregnancyFertilityRecurrent pregnancy lossSubfertilityLate miscarriage
spellingShingle Unnur Gudnadottir
Juan Du
Luisa W. Hugerth
Lars Engstrand
Ina Schuppe-Koistinen
Eva Wiberg Itzel
Emma Fransson
Nele Brusselaers
Pre-pregnancy complications - associated factors and wellbeing in early pregnancy: a Swedish cohort study
BMC Pregnancy and Childbirth
Artificial reproductive technologies
Early pregnancy
Fertility
Recurrent pregnancy loss
Subfertility
Late miscarriage
title Pre-pregnancy complications - associated factors and wellbeing in early pregnancy: a Swedish cohort study
title_full Pre-pregnancy complications - associated factors and wellbeing in early pregnancy: a Swedish cohort study
title_fullStr Pre-pregnancy complications - associated factors and wellbeing in early pregnancy: a Swedish cohort study
title_full_unstemmed Pre-pregnancy complications - associated factors and wellbeing in early pregnancy: a Swedish cohort study
title_short Pre-pregnancy complications - associated factors and wellbeing in early pregnancy: a Swedish cohort study
title_sort pre pregnancy complications associated factors and wellbeing in early pregnancy a swedish cohort study
topic Artificial reproductive technologies
Early pregnancy
Fertility
Recurrent pregnancy loss
Subfertility
Late miscarriage
url https://doi.org/10.1186/s12884-023-05479-8
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