NCT04845412

Brief Summary

In this study, the investigators have aimed to investigate whether GDM is a risk factor for hearing impairment in newborns. To the investigators knowledge, this study is the first prospective, controlled study on this subject.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
114

participants targeted

Target at P50-P75 for all trials

Timeline
Completed

Started Jun 2019

Shorter than P25 for all trials

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

Study Start

First participant enrolled

June 1, 2019

Completed
1 year until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 1, 2020

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

June 1, 2020

Completed
10 months until next milestone

First Submitted

Initial submission to the registry

April 10, 2021

Completed
5 days until next milestone

First Posted

Study publicly available on registry

April 15, 2021

Completed
Last Updated

April 19, 2021

Status Verified

April 1, 2021

Enrollment Period

1 year

First QC Date

April 10, 2021

Last Update Submit

April 14, 2021

Conditions

Keywords

Gestational diabetesHearing lossNewborns

Outcome Measures

Primary Outcomes (1)

  • Rate of Hearing loss

    Rate of newborns who failed hearing screening tests

    One year

Study Arms (2)

Children of GDM parents

Children of mothers who have gestational diabetes mellitus

Diagnostic Test: Hearing screening tests

Children of non-diabetic parents

Children of mothers without diabetes

Diagnostic Test: Hearing screening tests

Interventions

Our study was conducted in accordance with the National Hearing Screening Test Protocol. The newborns had transient evoked otoacoustic emissions (TEOAE) with "click" stimulus as a hearing screening test in the first three days after birth, using Otometrics Madsen Accuscreen S/N: 36484 (USA) device.

Children of GDM parentsChildren of non-diabetic parents

Eligibility Criteria

Age18 Years - 45 Years
Sexfemale(Gender-based eligibility)
Gender Eligibility DetailsWomen with gestational diabetes Women without diabetic pregnancy
Healthy VolunteersYes
Age GroupsAdult (18-64)
Sampling MethodProbability Sample
Study Population

Women with gestational diabetes and women without diabetic pregnancy

You may qualify if:

  • Women with gestational diabetes
  • Women without diabetic pregnancy

You may not qualify if:

  • Admitted to the neonatal intensive care unit for more than five days
  • Perinatal asphyxia
  • Craniofacial abnormalities
  • İntrauterine infections
  • Hyperbilirubinemia requiring exchange transfusion
  • Very low birth weight (\<1500 g)
  • Gestational hypertension
  • Preeclampsia

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Ankara Training and Research Hospital

Ankara, Altindag, 06230, Turkey (Türkiye)

Location

MeSH Terms

Conditions

Diabetes, GestationalHearing Loss

Condition Hierarchy (Ancestors)

Pregnancy ComplicationsFemale Urogenital Diseases and Pregnancy ComplicationsUrogenital DiseasesDiabetes MellitusGlucose Metabolism DisordersMetabolic DiseasesNutritional and Metabolic DiseasesEndocrine System DiseasesHearing DisordersEar DiseasesOtorhinolaryngologic DiseasesSensation DisordersNeurologic ManifestationsNervous System DiseasesSigns and SymptomsPathological Conditions, Signs and Symptoms

Study Officials

  • Esra Gulen Yildiz

    Ankara Training and Resarch Hospital

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator

Study Record Dates

First Submitted

April 10, 2021

First Posted

April 15, 2021

Study Start

June 1, 2019

Primary Completion

June 1, 2020

Study Completion

June 1, 2020

Last Updated

April 19, 2021

Record last verified: 2021-04

Data Sharing

IPD Sharing
Will not share

Locations