Diagnosis of Gestational Diabetes Based on a 50-gram Glucose Challenge

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT07643987

Enrollment

351

Registered

2026-06-12

Start date

2023-05-09

Completion date

2024-03-29

Last updated

2026-06-12

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Abnormal Glucose Complicating Pregnancy

Brief summary

The aim of this study is to determine a 1-hour glucose tolerance test (GTT) value at which the diagnosis of gestational diabetes can be made without undergoing a 3-hour test.

Detailed description

Retrospective chart review to ascertain the 50-gram glucose screen values in pregnant women at Methodist Dallas Medical Center from April 2020 to April 2023 who failed the 100-gram glucose load.

Interventions

None listed

Study design

Observational model

COHORT

Time perspective

RETROSPECTIVE

Eligibility

Sex/Gender

FEMALE

Age

18 Years to No maximum

Healthy volunteers

Yes

Inclusion criteria

* Singleton pregnancies in which a 3-hour, 100-gram glucose test was completed and failed after 24-weeks' gestation.

Exclusion criteria

* Pregnancies with multiple gestations, glucose tests prior to 24 weeks', or those with incomplete 50-gram or 100-gram screening records.

Design outcomes

Primary

Measure	Time frame	Description
Determine if there is glucose value after the 50-gram oral GTT that can be used to diagnose gestational diabetes	through study completion, up to 18 months	The primary outcome will be the 50-gram glucose results for patients that were diagnosed with gestational diabetes by a 100-gram glucose challenge.

Countries

United States

Contacts

PRINCIPAL_INVESTIGATORMargaret Warren, DO, MFM

Physician

Outcome results