Clinical trial Recruiting at 1 site Observational Ages 18 and up Women only

Observing gestational diabetes in pregnant women

Official title: German Study Gestational Diabetes (PREG)

Run by University Hospital Tuebingen · NCT04270578 · Data updated 2026-11-12

This study looks at how common gestational diabetes is in pregnant women and what factors may increase the risk, aiming to improve care for moms and their babies.

More Gestational Diabetes trials

Quick facts

Study typeObservational
Ages18 Years and up
SexWomen only
Enrollment800 (estimated)
SponsorUniversity Hospital Tuebingen
Academic / other
Locations1 site (Tübingen)
StatusRecruiting
StartedMay 23, 2012
Main results expectedMay 1, 2027
Study endsMay 1, 2028
Registry record updatedAugust 22, 2022
Trial IDNCT04270578 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are pregnant women between 24 and 31 weeks of gestation who have a documented occurrence of GDM in a previous pregnancy.

Probably not a fit

Patients with pre-existing diabetes mellitus, significant renal impairment, or certain psychiatric disorders may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study aims to monitor and understand the prevalence and implications of gestational diabetes mellitus (GDM) among pregnant women. It focuses on identifying risk factors such as maternal age and weight gain during pregnancy, as well as the socio-economic consequences of diabetes. Participants will be enrolled during pregnancy or postpartum, provided they meet specific inclusion criteria. The study seeks to enhance early detection and management of GDM to improve health outcomes for mothers and their children.

Why it matters

Potential benefit: If successful, this study could lead to improved early detection and management of gestational diabetes, reducing complications for mothers and infants.

How similar studies have gone: Other studies have shown success in managing gestational diabetes through early detection and lifestyle interventions, indicating that this approach is supported by existing research.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

\- Signed and dated informed consent

Enrollment is possible during AND after gestation:

* Baseline visit (pregnancy): gestational week 24+0 till 31+6
* Postpartum visits: documented occurence of GDM in previous pregnancy

Exclusion Criteria:

* Age \< 18years
* Diabetes Mellitus Type 1 or Type 2
* GFR \< 60 ml/min/1,73 m2
* CRP \> 1 mg/dl
* Increased levels of transaminases 2 fold above ULN
* Preexisting cardiac conditions
* Weight loss \> 10% within 6 months prior to inclusion
* Psychiatric disorders
* Chronic alcohol or substance abuse
* Blood sugar increasing or decreasing drug therapy, e.g. steroids, antidiabetics, insulin
* only postpartum visits: pregnancy or lactation

Where it's running

  • University Hospital Tuebingen
    Tübingen, Germany
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 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.