Fasting Pregnant WomenNCT06900257
Fetal Cardiac Functions in Fasting Pregnant Women
An observational study of Fasting Pregnant Women, run by Sanliurfa Education and Research Hospital at 1 site in Turkey (Türkiye).
Trial summary
In this study, we aimed to evaluate fetal cardiac functions after a fasting period of at least 10 days. The purpose of this study was to determine the unexpected effects of fasting on fetal cardiac functions. Read more about this study
- Who is it for?
- Ages 18 to 50 years, women only
- Conditions the study is for
- Fasting Pregnant Women
- What is being tested?
- Pregnant women who present for routine antenatal follow-up between 24-34 weeks of gestation.
- Type of treatment
- Surgery or procedure
- How many people
- 100 participants
- Where
- 1 siteTurkey (Türkiye)
- Study dates
- 1 Mar 2025to 30 Nov 2025
- How long will I take part?
- 6 Months
- Phase
- Observational
- Are there results?
- Not yet: the study is under way
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 to 50 years
- Women only
- No healthy volunteers
- Adult
Study population: Singleton uncomplicated pregnancies that present for routine antenatal follow-up between 24-34 weeks of gestation.
Who may be able to join
- Singleton, uncomplicated pregnancies that have been fasting for at least the last 10 days
- Present for routine antenatal follow-up between 24-34 weeks of gestation
Who cannot join
- Multiple pregnancy
- Premature rupture of membranes
- Chorioamnionitis
- Placental abruption
- Severe fetal growth restriction
- Congenital fetal anomalies
Show all 9Show fewer
- Preeclampsia
- Oligohydramnios
- Maternal diabetes -Conditions where fasting is contraindicated for the mother. -
Trial locations and contacts
1 site in 1 country. Contact the study team or a site near you to ask about taking part.
Turkey (Türkiye)1 site
Sanliurfa Education and Research Hospital
Sanliurfa, 63100
About this study
Official title: Evaluation of Fetal Cardiac Functions in Fasting Pregnant Women
In this study, we aimed to evaluate fetal cardiac functions after a fasting period of at least 10 days. The purpose of this study was to determine the unexpected effects of fasting on fetal cardiac functions.
Read the detailed description
Pregnancies at 24-34 weeks of gestation who present to our hospital for routine antenatal follow-up will be evaluated. As the study group, singleton uncomplicated pregnancies with at least 10 days of fasting will be assessed. All ultrasonographic examinations will be conducted within the last 2 hours of the fasting period. The control group will consist of healthy pregnant women who do not fast, with singleton uncomplicated pregnancies between 24-34 weeks, matched for age, parity, and gestational age.
- Conditions
- Fasting Pregnant Women
- Being tested
- Pregnant women who present for routine antenatal follow-up between 24-34 weeks of gestation.
- Keywords
- Fasting, Pregnancy, Fetal echocardiography, Fetal health
- Medical subject headings
- Fasting
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Pregnant women who present for routine antenatal follow-up between 24-34 weeks of gestation.Procedure or surgery
All singleton uncomplicated pregnancies that present to our hospital for routine antenatal follow-up between 24-34 weeks of gestation will be included in this study.
| Study group | Role | What they receive |
|---|---|---|
| Singleton uncomplicated pregnancies with at least 10 days of fasting. | Not described Receives: Procedure: Pregnant women who present for routine antenatal follow-up between 24-34 weeks of gestation. | |
| The control group will consist of healthy pregnant women who do not fast, with singleton uncomplicat | Not described Receives: Procedure: Pregnant women who present for routine antenatal follow-up between 24-34 weeks of gestation. |
What is being measured
The primary outcome is the main question the study is designed to answer.
Singleton uncomplicated pregnancies with at least 10 days of fasting.
Measured: Fetal echocardiographic findings after at least 10 days of fasting.
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted28 Mar 2025
- Study start1 Mar 2025
- Primary completion30 Jun 2025
- Study completion30 Nov 2025 (estimated)
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Publications (1)Papers the sponsor has linked to this study.
- Other trials for Fasting Pregnant WomenStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Observational
- Observational model
- Other
- Time perspective
- Prospective
- Enrolment
- 100 participants (estimated)
- Target duration
- 6 Months
Sponsor and investigators
- Lead sponsor
- Sanliurfa Education and Research Hospital
- Sponsor type
- Other government
- Responsible party
- Sponsor
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT06900257
- Sponsor's protocol ID
- ŞEAH/fasting card
- Status last verified
- Nov 2025
- First submitted
- 23 Mar 2025
- Last updated
- 18 Nov 2025
- Results posted
- No
- Data monitoring committee
- No
- FDA-regulated drug
- No
- FDA-regulated device
- No
- Individual data sharing
- No
Publications
Tasdemir D. Maternal Ramadan fasting and fetal cardiac function: subclinical hemodynamic alterations revealed by doppler evaluation. BMC Pregnancy Childbirth. 2026 Feb 5;26(1):235. doi: 10.1186/s12884-026-08683-4.
PubMed 41645092
Study at a glance
From the registry record, last updated by the sponsor on 18 Nov 2025. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Evaluation of Fetal Cardiac Functions in Fasting Pregnant Women
- ClinicalTrials.gov ID
- NCT06900257
- Acronym / sponsor ID
- ŞEAH/fasting card
- Conditions
- Fasting Pregnant Women
- Keywords
- Fasting, Pregnancy, Fetal echocardiography, Fetal health
- Study type
- Observational
- Recruitment status
- Enrolling by invitation
- Enrolment
- 100 participants (estimated)
- Lead sponsor
- Sanliurfa Education and Research HospitalOther government
- Study start
- 1 Mar 2025 (actual)
- Primary completion
- 30 Jun 2025 (actual)
- Study completion
- 30 Nov 2025 (estimated)
- First posted
- 28 Mar 2025 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
In this study, we aimed to evaluate fetal cardiac functions after a fasting period of at least 10 days. The purpose of this study was to determine the unexpected effects of fasting on fetal cardiac functions.
Detailed description
Pregnancies at 24-34 weeks of gestation who present to our hospital for routine antenatal follow-up will be evaluated. As the study group, singleton uncomplicated pregnancies with at least 10 days of fasting will be assessed. All ultrasonographic examinations will be conducted within the last 2 hours of the fasting period. The control group will consist of healthy pregnant women who do not fast, with singleton uncomplicated pregnancies between 24-34 weeks, matched for age, parity, and gestational age.
Study design
- Observational model
- Other
- Time perspective
- Prospective
- Target follow-up
- 6 Months
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Singleton uncomplicated pregnancies with at least 10 days of fasting. | – | Procedure: Pregnant women who present for routine antenatal follow-up between 24-34 weeks of gestation. |
| The control group will consist of healthy pregnant women who do not fast, with singleton uncomplicat | – | Procedure: Pregnant women who present for routine antenatal follow-up between 24-34 weeks of gestation. |
Who may qualify
- Ages
- 18 to 50 years
- Sex
- Female only
- Healthy volunteers
- Not accepted
- Age groups
- Adult
- Study population
- Singleton uncomplicated pregnancies that present for routine antenatal follow-up between 24-34 weeks of gestation.
Key inclusion criteria (2 listed)
- Singleton, uncomplicated pregnancies that have been fasting for at least the last 10 days
- Present for routine antenatal follow-up between 24-34 weeks of gestation
Key exclusion criteria (9 listed)
- Multiple pregnancy
- Premature rupture of membranes
- Chorioamnionitis
- Placental abruption
- Severe fetal growth restriction
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Pregnant women who present for routine antenatal follow-up between 24-34 weeks of gestation.All singleton uncomplicated pregnancies that present to our hospital for routine antenatal follow-up between 24-34 weeks of gestation will be included in this study. | Procedure or surgery | Singleton uncomplicated pregnancies with at least 10 days of fasting., The control group will consist of healthy pregnant women who do not fast, with singleton uncomplicat |
Primary outcome
Singleton uncomplicated pregnancies with at least 10 days of fasting.
Time frame: Fetal echocardiographic findings after at least 10 days of fasting.
Results and safety
This study is still under way. Results are not available in the source record yet.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 18 Nov 2025.
- Derived from this study: PubMed 41645092Tasdemir D. Maternal Ramadan fasting and fetal cardiac function: subclinical hemodynamic alterations revealed by doppler evaluation. BMC Pregnancy Childbirth. 2026 Feb 5;26(1):235. doi: 10.1186/s12884-026-08683-4.
- Individual participant dataSharing planned: No
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part.
The record lists no contact. Use the official record to reach the sponsor.
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
An observational study of Fasting Pregnant Women, run by Sanliurfa Education and Research Hospital at 1 site in Turkey (Türkiye).
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 2 inclusion and 9 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: enrolling by invitation, as of the sponsor's last update on 18 Nov 2025. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in Turkey (Türkiye). Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
This study is still under way. Results are not available in the source record yet.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Singleton uncomplicated pregnancies with at least 10 days of fasting. (time frame: Fetal echocardiographic findings after at least 10 days of fasting.). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT06900257, which also lists 1 linked publication.
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 18 Nov 2025.