Vitamin D Deficiency Clinical Trial
Official title:
Knowledge, Attitudes, Intake and Blood Levels of Vitamin D Among Young Adults: an Intervention Study Using a Mobile 'App'.
Verified date | October 2016 |
Source | University of Guelph |
Contact | n/a |
Is FDA regulated | No |
Health authority | Canada: Canadian Institutes of Health Research |
Study type | Interventional |
The purpose of this study is to examine whether a behavioural intervention changes attitudes, knowledge, intake or blood levels of vitamin D in young adults. The hypothesis is that an educational component and use of a mobile smartphone 'app' will increase knowledge and/or intake of vitamin D.
Status | Completed |
Enrollment | 105 |
Est. completion date | September 2016 |
Est. primary completion date | December 2015 |
Accepts healthy volunteers | Accepts Healthy Volunteers |
Gender | Both |
Age group | 18 Years to 25 Years |
Eligibility |
Inclusion Criteria: - Men or women aged 18-25 years - Must be fluent in English - Must be currently living in Canada - Must own iPhone, iPad or iPod Touch running iOS 7.0 or higher (handheld 'app' used in intervention is only available in Apple Store; not available for Android or Blackberry platforms at this time) Exclusion Criteria: - Outside age group - Not fluent in English - Not living in Canada - Does not own the specified Apple device |
Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Parallel Assignment, Masking: Single Blind (Subject), Primary Purpose: Prevention
Country | Name | City | State |
---|---|---|---|
Canada | University of Guelph | Guelph | Ontario |
Lead Sponsor | Collaborator |
---|---|
University of Guelph | Canadian Institutes of Health Research (CIHR), Vitamin D Society |
Canada,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Other | Vitamin D app recordings | Participants will enter their intake of foods & beverages into a handheld mobile 'app'. The data will produce a daily total intake of calcium & vitamin D. This data will be analyzed to assess changes in vitamin D intake throughout the 12-week intervention. | 12 weeks | No |
Primary | Vitamin D blood levels | Blood will be collected by finger prick at baseline and after the 12-week behavioural intervention to measure 25(OH)D. | 12 weeks | No |
Primary | Vitamin D Intake | Vitamin D intake will be assessed using a food frequency questionnaire before and after the 12-week intervention. | 12 weeks | No |
Secondary | Knowledge & attitudes regarding vitamin D | General knowledge & attitudes regarding vitamin D will be assessed via online questionnaire before, mid-way and after the 12-week intervention. | 12 weeks | No |
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