Using continuous glucose monitoring for women with gestational diabetes

CAPO: Continuous Glucose Monitoring in A2 Gestational Diabetes and Pregnancy Outcomes

NA · Yale University · NCT04219085

This study tests if using continuous glucose monitoring can help women with gestational diabetes have healthier pregnancies compared to the usual method of checking blood sugar levels.

Quick facts

PhaseNA
Study typeInterventional
Enrollment80 (estimated)
Ages18 Years to 50 Years
SexFemale
SponsorYale University (other)
Locations1 site (New Haven, Connecticut)
Trial IDNCT04219085 on ClinicalTrials.gov

What this trial studies

This study investigates the effectiveness of continuous glucose monitoring in women diagnosed with A2 gestational diabetes. Participants will be randomly assigned to either receive continuous glucose monitoring or standard care, which involves checking blood glucose levels through fingersticks four times daily. The primary goal is to determine if continuous monitoring leads to better pregnancy outcomes, including reduced rates of perinatal death, birth trauma, and NICU admissions. The study aims to optimize treatment for gestational diabetes and improve maternal and fetal health.

Who should consider this trial

Good fit: Ideal candidates are pregnant women aged 18-50 with a diagnosis of A2 gestational diabetes requiring medication between 24-36 weeks of gestation.

Not a fit: Patients with pregestational diabetes, multiple gestations, or significant maternal comorbidities may not benefit from this study.

Why it matters

Potential benefit: If successful, this approach could lead to improved pregnancy outcomes and reduced complications for women with gestational diabetes.

How similar studies have performed: Other studies have shown promising results with continuous glucose monitoring in diabetes management, suggesting potential for success in this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* women between 18-50 years old
* pregnant
* singleton gestation
* diagnosis of gestational diabetes requiring medication (A2) during the current pregnancy between 24-36 weeks' gestation

Exclusion Criteria:

* pregestational diabetes
* diagnosis with gestational diabetes \< 24 weeks gestation or \> 36 weeks gestation
* known fetal anomalies
* fetal growth restriction diagnosed during the current pregnancy
* diagnosis of polyhydramnios at time of randomization
* abnormal diagnostic genetic testing or genetic screening for the fetus in the current pregnancy prior to randomization
* twin or higher order multiple gestation
* non-compliance with prenatal visits (missing ≥3 visits prior to enrollment) prior to diagnosis with A2 gestational diabetes
* maternal medical comorbidities including the following: lupus, chronic hypertension, cancer, ischemic cardiovascular disease

Where this trial is running

New Haven, Connecticut

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Gestational Diabetes, Maternal Complication of Pregnancy, gestational diabetes, fetal or neonatal outcomes, maternal morbidity

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.