Early gestational diabetes management strategy compared to late management
Official title: Late Versus Early Management of Gestational Diabetes Mellitus: a Non Inferiority Randomized Multicenter Trial
Run by University Hospital, Lille · NCT04451915 · Data updated 2026-11-12
This trial tests whether starting diabetes management earlier in pregnancy (when fasting glucose is 5.1–6.1 mmol/L) improves outcomes for women with early gestational diabetes.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | Women only |
| Enrollment | 2010 (estimated) |
| Sponsor | University Hospital, Lille Academic / other |
| Locations | 10 sites (Arras and 9 other locations) |
| Status | Recruiting |
| Started | November 30, 2020 |
| Main results expected | February 15, 2027 |
| Study ends | June 30, 2027 |
| Registry record updated | June 2, 2026 |
| Trial ID | NCT04451915 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Women with singleton pregnancy, early GDM defined by FPG 5.1–6.1 mmol/L, plus at least one risk factor, and a first prenatal visit before 20 weeks.
✕Probably not a fit
Patients without early GDM or without consent or with exclusions may not experience benefit.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This interventional study investigates management strategies for early gestational diabetes diagnosed by first-trimester fasting glucose. Eligible participants are pregnant women with singleton pregnancies and early GDM (FPG 5.1–6.1 mmol/L) plus at least one risk factor, randomized before 20 weeks’ gestation. The trial compares an early intensive management approach to a later, standard strategy to see if earlier control of blood sugar affects pregnancy outcomes. It is conducted at multiple French sites led by University Hospital, Lille. Common exclusion criteria include pre-existing diabetes in pregnancy and significant comorbidities.
Why it matters
Potential benefit: If successful, earlier management could reduce risks associated with early GDM for both mother and baby.
How similar studies have gone: Prior evidence supports benefits of managing hyperglycemia in pregnancy, but early initiation specifically by first-trimester FPG thresholds requires confirmation.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Pregnant woman * Singleton pregnancy * Early GDM defined by a fasting plasma glucose between 5.1 mmol/l and 6.1 mmol/ with at least one risk factor (age ≥35 years and/or BMI ≥ 25 kg/m2 and/or familial history of diabetes and/or personal history of GDM and/or personal history of macrosomia). * First prenatal visit prior 20 weeks of gestation at the time of randomization. * Signed informed consent Exclusion Criteria: Diabetic follow-up started at time of inclusion * Pre-existing diabetes in pregnancy * Renal impairment * Hepatic insufficiency * History of bariatric surgery * Long time corticosteroids treatment * Insufficient understanding * Language difficulties * Lack of social Insurance * Person in emergency situation * Person under the protection of justice (tutelage/ curatorship) * Persons deprived of their liberty
Where it's running
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Ch Arras
Arras, France Recruiting -
Hopital Estaing - Chu63 - Clermont Ferrand
Clermont-Ferrand, France Recruiting -
Hop Claude Huriez Chu Lille
Lille, France Recruiting -
Hopital Saint Vincent - Saint Antoine - Lille
Lille, France Recruiting -
Chu Nimes Caremeau - Nimes 9
Nîmes, France Recruiting -
Hopital Haut-Leveque - Chu - Pessac
Pessac, France Recruiting
Show 4 more locations
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Ch Rene Dubos - Pontoise
Pontoise, France Recruiting -
Chu Site Sud (Saint Pierre) - St Pierre
Saint-Pierre, France Recruiting -
Csapa / Hus / Hopital Civil - Strasbourg
Strasbourg, France Recruiting -
Hopital de Rangueil Chu Toulouse
Toulouse, France Recruiting
Study contacts
- Study coordinator: Anne VAMBERGUE, MD,PhD
- Email: anne.vambergue@chru-lille.fr
- Phone: 0320445962
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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Early Glucose Patterns in Pregnant Women at Risk for GDM
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-
Probiotic-augmented therapy for gestational diabetes
This trial tests whether adding multistrain probiotics to metformin, insulin, or their combination can improve blood sugar control and inflammation in pregnant women with gestational diabetes.
-
Maternal insulin and fat metabolism in pregnancies at risk for preeclampsia and gestational diabetes
This project will try to see if insulin resistance and how the body burns fats early in pregnancy predict later preeclampsia or gestational diabetes in people at higher risk.
-
How sleep, lifestyle, and metabolism relate to pregnancy outcomes in gestational diabetes
This project will see if sleep quality, anxiety, eating and activity habits, and metabolic markers relate to blood sugar control and birth outcomes in pregnant people with gestational diabetes.
-
Pre-eclampsia risk in pregnancies after oocyte donation
We will follow pregnant women who used donated eggs and women who used their own eggs to see if pregnancies after oocyte donation lead to a higher risk of pre-eclampsia.
-
Mobile-based obstetric monitoring for hypertension and diabetes during pregnancy
A mobile app-based program lets pregnant people with high blood pressure or gestational diabetes track BP and glucose at home and share results with their care team to guide care.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.