Clinical trials: Iodine Deficiency in Pregnancy
Iodine Excess in Pregnancy, Selenium Excess in Pregnancy
The Correlation Between Iodine and Selenium Status in Pregnancy and Risk of Thyroid Disease
Two hundred and ninety pregnant women with gestational age less than 20 weeks will be recruited in this study. Selenium and iodine conditions, and risk of thyroid disease will be monitored until termination of pregnancy, with…
- Conditions
- Iodine Excess in Pregnancy, Selenium Excess in Pregnancy, Iodine Deficiency in Pregnancy, Selenium Deficiency in Pregnancy
- Trial name
- NCT03761602
- Testing
- Not applicable (for observational studies)
- Volunteers
- 290 people, healthy volunteers welcome
- Sponsor
- Rongrong Li
Dietary Iodine Deficiency, Thyroid; Functional Disturbance
Serum Thyroglobulin as a Marker of Iodine Status During Pregnancy
The purpose of the investigation is to assess iodine status of pregnant women at week 16 of gestation targeting serum thyroglobulin as a biomarker of iodine deficiency.
- Trial name
- NCT02927119
- Testing
- iodine
- Volunteers
- 189 people
- Sponsor
- University of Debrecen
Iodine Status in Pregnancy, Iodine Deficiency
Iodine Status Monitoring in PortUguese Pregnant woMen: Impact of Supplementation
Data from 2007 regarding iodine status among Portuguese pregnant women indicate this is an iodine deficient population group, with only 16.8% presenting adequate urinary iodine values.
- Trial name
- IOMUM (NCT04010708)
- Testing
- Urinary Iodine Concentration Measurement
- Where
- Portugal
- Volunteers
- 485 people, healthy volunteers welcome
- Sponsor
- Universidade do Porto
Hypothyroidism, Pregnancy Related
Normal Range of TSH and FT4 in Pregnancy
Physiological changes necessitate the use of pregnancy-specific reference ranges for thyrotrophin (TSH) and free T4 (FT4) to diagnose thyroid dysfunction during pregnancy.
- Conditions
- Hypothyroidism, Pregnancy Related, Thyroid, Dysfunction
- Trial name
- NRTSHTURKEY (NCT04860622)
- Testing
- Serum thyroid function tests
- Where
- Turkey (Türkiye)
- Volunteers
- 528 people
- Sponsor
- Sehit Prof. Dr. Ilhan Varank Sancaktepe Training and Research Hospital
Iodine Deficiency, Thyroid
Iodine Impact on Thyroid Function and Psychomotor Development, Observational Study in the Portuguese Minho Region
Full intellectual capabilities are achieved only if crucial nutrients are present during development. Iodine deficiency is the most common cause of preventable brain harm in infants.
- Conditions
- Iodine Deficiency, Thyroid, Pregnancy Related, Psychomotor Impairment
- Trial name
- IodineMinho (NCT04288531)
- Testing
- Iodine supplementation
- Where
- 10 sites in Portugal
- Volunteers
- 304 people, healthy volunteers welcome
- Sponsor
- University of Minho
Iodine Deficiency
Nutrition & Food Choices in Early Pregnancy
PICk study is a mHealth intervention in women trying to conceive and women up to 14 weeks pregnant, aiming to guide food choices, to achieve the recommended iodine intake through diet.
- Trial name
- PICk (NCT05685056)
- Testing
- Text messages
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Glasgow
Dietary Intervention, Pregnancy Jail
Group Education to Improve the Iodine Nutrition in Pregnancy: Cluster Randomized Trial
The purpose of this study is to assess the effectiveness of individual education versus group education about dietary habits and iodine supplementation to decrease iodine deficiency in pregnant women
- Conditions
- Dietary Intervention, Pregnancy Jail, Iodine Deficiency
- Trial name
- NCT01301768
- Testing
- Group Education
- Where
- Spain
- Sponsor
- Fundacio d'Investigacio en Atencio Primaria Jordi Gol i Gurina
Iodine Deficiency, Pregnancy Related
Assessment of Dried Blood Spot Thyroglobulin and Urinary Iodine Concentration in Pregnant Women
To avoid iodine deficiency and its consequences in pregnant women and their offspring, women should reach a sufficient iodine intake long before conception.
- Trial name
- STRIPE (NCT03176706)
- Testing
- no intervention
- Where
- New Zealand
- Volunteers
- 2,900 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Congenital Hypothyroidism, Pregnancy
Iodine Status in Pregnant Women and Their Newborns: is Congenital Hypothyroidism Related to Iodine Deficiency in Pregnancy?
Iodine is an essential component of thyroid hormone, which is necessary for many metabolic processes as well as the maturation of the CNS. Deficiencies of iodine have deleterious effects on both pregnant women and infants.
- Conditions
- Congenital Hypothyroidism, Pregnancy, Iodine Deficiency
- Trial name
- NCT00505479
- Where
- China
- Volunteers
- healthy volunteers welcome
- Sponsor
- Zhejiang University
Iodine-Deficiency; Hypothyroidism
Iodine Status in Pregnant Women in Israel
Worldwide Data suggest that Iodine deficiency is a concern among healthy pregnant women. Thus, screening first trimester healthy pregnant women for iodine status is of clinical value for mother and child as iodine deficiency…
- Trial name
- NCT03120221
- Testing
- Urine sample for iodine measurement
- Where
- 2 sites in Israel
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Clalit Health Services
Iodine Deficiency, Pregnancy Related
Strategies to Improve Iodine Status in Early Pregnancy
This study aims to investigate the benefit of increased intake of cows' milk during pregnancy on iodine status.
- Trial name
- NCT05170997
- Testing
- Cows' milk, British Dietetic Association Iodine Fact Sheet.
- Where
- United Kingdom
- Volunteers
- 119 people, healthy volunteers welcome
- Sponsor
- Queen's University, Belfast
Iodine Deficiency, Infant Development
Maternal Iodine Supplementation and Effects on Thyroid Function and Child Development
Rationale: In regions of severe endemic goiter, the adverse effects of in utero iodine deficiency on neuromotor development are well established: randomized controlled trials of iodine supplements given to iodine deficient…
- Trial name
- MITCH (NCT00791466)
- Testing
- Iodine
- Where
- 2 sites in India, Thailand
- Volunteers
- 829 people, healthy volunteers welcome
- Sponsor
- Wageningen University