Swiss National Iodine Survey 2020

Isabelle Herter-Aeberli875 enrolled

Overview

This study will assess iodine status in school aged children and pregnant women is Switzerland. In addition, thyroid status and omega-3 index will be assessed in pregnant women.

Study Type

OBSERVATIONAL

Enrollment

875

Conditions

Healthy

Interventions

There is no intervention. It is an observational study.OTHER

There is not intervention

Eligibility

Sex: ALLMin age: 6 YearsMax age: 44 YearsHealthy volunteers:

Medical Language ↔ Plain English

Inclusion Criteria: * Healthy * for pregnant women: confirmed pregnancy * living in Switzerland for min 1 year Exclusion Criteria: * no history of major medical illness * no iodine containing contrast agents or medication in the past 6 months

Locations (1)

Human Nutrition Laboratory, ETH Zurich

Zurich, Switzerland

Outcomes

Primary Outcomes

Urinary iodine concentration

urinary iodine concentration in spot urine samples

Time frame: Baseline

Secondary Outcomes

Urinary creatinine concentration

Urinary creatinine concentration in spot urine samples

Time frame: Baseline

Urinary sodium concentration

Urinary sodium concentration in spot urine samples

Time frame: Baseline

Urinary fluoride concentration

Urinary fluoride concentration in spot urine samples

Time frame: Baseline

Thyroid stimulating hormone

TSH from dried blood spots

Time frame: Baseline

T3 from dried blood spots

Time frame: Baseline

T4 from dried blood spots

Time frame: Baseline

Omega 3 index

Omega 3 index from dried blood spots

Time frame: Baseline

Data from ClinicalTrials.gov

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