The Relationship Between Pre-pregnancy BMI and Weight Gain and Outcomes in Women With Twin Pregnancy

March 1, 2021 updated by: Second Affiliated Hospital of Wenzhou Medical University

The Relationship Between Pre-pregnancy Body Mass Index (BMI) and Pregnancy Weight Gain and Pregnancy Outcomes in Women With Twin Pregnancy

Prepregnancy body mass index (BMI) and gestational weight gain (GWG) have Significant effects on the risk of pregnancy outcomes such as gestational hypertension disease and gestational diabetes mellitus in singleton pregnancies. This paper is to investigate the relationship between pre-pregnancy body mass index (BMI) and weight gain during pregnancy and pregnancy outcomes in women with twin pregnancy.

Study Overview

Status

Unknown

Conditions

Intervention / Treatment

Study Type

Observational

Enrollment (Anticipated)

250

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • China
    • Zhejiang
      • Wenzhou, Zhejiang, China, 325027
        • Recruiting
        • department of obstetrics of Second Affiliated Hospital of Wenzhou Medical University
        • Contact:

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 40 years (Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

Female

Sampling Method

Probability Sample

Study Population

The participants include women with twin pregnancy meeting the inclusion criteria

Description

Inclusion Criteria:

  • Age 18 ~ 41 years old;
  • The gestational age of the first diagnosed twin pregnancy is ≤10weeks;
  • Double chorionic double amniotic sac pregnancy;

Exclusion Criteria:

  • with heart disease, liver disease, kidney disease, complications (chronic hypertension, hyperthyroidism, diabetes and others ), genetic diseases, psychological and mental diseases;
  • with history of habitual abortion and cervical insufficiency;

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

Cohorts and Interventions

Group / Cohort
Intervention / Treatment
underweight woman with twin pregnancy
underweight (BMI < 18.5 kg/m2)
Other: collect date about all participants
a standardized and structured questionnaire that included information on age, residence, education, pregnancy history, disease history, height, and conception method, after obtaining the consent of all participants.
normal weight woman with twin pregnancy
normal (BMI: 18.5-23.9 kg/m2)
Other: collect date about all participants
a standardized and structured questionnaire that included information on age, residence, education, pregnancy history, disease history, height, and conception method, after obtaining the consent of all participants.
overweight and obese woman with twin pregnancy
overweight and obese (BMI ≥24 kg/m2)
Other: collect date about all participants
a standardized and structured questionnaire that included information on age, residence, education, pregnancy history, disease history, height, and conception method, after obtaining the consent of all participants.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
the incidence of gestational diabetes mellitus, gestational hypertension and small for gestational age
Time Frame: 35 weeks to 40 weeks gestation
pregnant outcome
35 weeks to 40 weeks gestation

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Second Affiliated Hospital of Wenzhou Medical University

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

January 1, 2016

Primary Completion (Actual)

December 31, 2020

Study Completion (Anticipated)

June 30, 2021

Study Registration Dates

First Submitted

February 28, 2021

First Submitted That Met QC Criteria

March 1, 2021

First Posted (Actual)

March 2, 2021

Study Record Updates

Last Update Posted (Actual)

March 2, 2021

Last Update Submitted That Met QC Criteria

March 1, 2021

Last Verified

February 1, 2021

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • SAHoWMU-CR2021-07-201

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

Subscribe