Assessment of Dried Blood Spot Thyroglobulin and Urinary Iodine Concentration in Pregnant Women
NCT ID: NCT03176706
Last Updated: 2020-05-13
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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COMPLETED
2900 participants
OBSERVATIONAL
2017-08-09
2019-08-31
Brief Summary
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Detailed Description
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Conditions
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Study Design
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COHORT
CROSS_SECTIONAL
Study Groups
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Lebanese pregnant women
Pregnant women which are suspected to have mild to moderate iodine deficiency but are otherwise health and living in the Lebanon.
no intervention
this is a completely observational study, NO INTERVENTION
Thai pregnant women
Pregnant women which are suspected to have mild to moderate iodine deficiency but are otherwise health and living in Thailand.
no intervention
this is a completely observational study, NO INTERVENTION
South African pregnant women
Pregnant women which are suspected to have mild to moderate iodine deficiency but are otherwise health and living in South Africa.
no intervention
this is a completely observational study, NO INTERVENTION
New Zealand pregnant women
Pregnant women which are suspected to have mild to moderate iodine deficiency but are otherwise health and living in New Zealand.
no intervention
this is a completely observational study, NO INTERVENTION
Swedish Pregnant women
Pregnant women which are suspected to have mild to moderate iodine deficiency but are otherwise health and living in Sweden.
no intervention
this is a completely observational study, NO INTERVENTION
Peruvian pregnant women
Pregnant women which are suspected to have mild to moderate iodine deficiency but are otherwise health and living in Peru.
no intervention
this is a completely observational study, NO INTERVENTION
Russian pregnant women
Pregnant women which are suspected to have mild to moderate iodine deficiency but are otherwise health and living in Russia.
no intervention
this is a completely observational study, NO INTERVENTION
Interventions
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no intervention
this is a completely observational study, NO INTERVENTION
Eligibility Criteria
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Inclusion Criteria
2. No major medical illness, no thyroid disease, and taking no chronic medication
3. No use of iodine containing dietary supplements
4. No use of iodine-containing X-ray /CT contrast agent or iodine containing medication within the last year
5. Aged between 18 and 44 at enrollment
6. Singleton pregnancy
7. Non-smoking
8. Residence at study site since 12 months or longer
18 Years
44 Years
FEMALE
Yes
Sponsors
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Swiss Federal Institute of Technology
OTHER
Responsible Party
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Prof. Michael B. Zimmermann
Prof. Dr.
Locations
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University of Otago
Dunedin, Otago, New Zealand
Countries
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Other Identifiers
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STRIPE
Identifier Type: -
Identifier Source: org_study_id
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