At a glance
ClinicalIndex Comparison RecordN/ACompleted· 15,000 enrolled
Drug / intervention
Not specified
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.
Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.
Vitamin D Nutritional Status and Its Related Factors for Chinese Children and Adolescents in 2010-2012
In Brief
An observational study for Vitamin D Deficiency. Completed, enrolled 15,000 participants across 1 site.
Detailed Summary
The aim of this study was to assess the vitamin D status and analyze risk factors for vitamin D inadequacy of Chinese children and adolescents aged 6-17y.
Study Details
Study Typeobservational
Allocation--
Masking--
Primary Purpose--
ConditionsVitamin D Deficiency
CountriesChina
Collaborators--
Timeline
N/ACompletedFinished
20102011201220132014201520162017201820192020202120222023202420252026
Enrollment StartJan 2010
Primary CompletionDec 2013
Study CompletionOct 2016
First PostedJul 2017
TodayJul 2026
First PostedJul 19, 2017
Enrollment StartJan 1, 2010
Primary CompletionDec 30, 2013
Study CompletionOct 30, 2016
TodayJul 2, 2026
Enrollment to primary: 4.0 yearsPosted 9.0 years ago