Eligibility Module
The Eligibility Module contains detailed information about who can participate in the clinical trial. This includes eligibility criteria, age restrictions, gender requirements, healthy volunteer status, and study population descriptions, helping researchers understand who is eligible to participate in the study.
Eligibility Module path is as follows:
Study -> Protocol Section -> Eligibility Module
Eligibility Module
Ignite Creation Date:
2025-12-24 @ 2:08 PM
Ignite Modification Date:
2025-12-24 @ 2:08 PM
NCT ID:
NCT02145195
Eligibility Criteria:
Inclusion Criteria:
* 4-8 years at the start of the intervention
* healthy
* of white, Danish/European origin
* children must be Danish-speaking
* parents must read and speak Danish
* not planning a winter vacation south of a latitude of 51°North (corresponding to Surrey, England)
Exclusion Criteria:
* diseases that may interfere with vitamin D or calcium metabolism
* intake of medication known to affect vitamin D or calcium metabolism
* use of vitamin D containing supplements ≥ 4 days/week the last 8 weeks before intervention start and use of any vitamin D containing supplements the last 4 weeks before intervention start
* concomitant participation in other studies involving dietary supplements or blood sampling
* serum calcium \> 2.7 mmol/L at baseline
Healthy Volunteers:
True
Sex:
ALL
Minimum Age:
4 Years
Maximum Age:
8 Years
Study:
NCT02145195
Study Brief:
Protocol Section:
NCT02145195