Healthy
Conditions
Brief summary
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.
Interventions
OTHERThere is no intervention. It is an observational study.
There is not intervention
Sponsors
Department of Epidemiology and Health Services, Unisanté, Lausanne
University Children's Hospital, Zurich
Isabelle Herter-Aeberli
Study design
Observational model
COHORT
Time perspective
CROSS_SECTIONAL
Eligibility
Sex/Gender
ALL
Age
6 Years to 44 Years
Healthy volunteers
Yes
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
Design outcomes
Primary
| Measure | Time frame | Description |
|---|---|---|
| Urinary iodine concentration | Baseline | urinary iodine concentration in spot urine samples |
Secondary
| Measure | Time frame | Description |
|---|---|---|
| Urinary fluoride concentration | Baseline | Urinary fluoride concentration in spot urine samples |
| Thyroid stimulating hormone | Baseline | TSH from dried blood spots |
| T3 | Baseline | T3 from dried blood spots |
| T4 | Baseline | T4 from dried blood spots |
| Omega 3 index | Baseline | Omega 3 index from dried blood spots |
| Urinary creatinine concentration | Baseline | Urinary creatinine concentration in spot urine samples |
| Urinary sodium concentration | Baseline | Urinary sodium concentration in spot urine samples |
Other
| Measure | Time frame | Description |
|---|---|---|
| Omega 3 intake | Baseline | Assessment of omega 3 intake using a food frequency questionnaire |
| Depressive symptoms | Baseline | Assessment of depressive symptoms using the Edinburgh Postnatal Depression Scale (EPDS). |
| Weight | Baseline | — |
| Height | Baseline | — |
Countries
Switzerland
Outcome results
None listed