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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT02118129
Other study ID # 2014GoodmanVitD
Secondary ID
Status Completed
Phase N/A
First received April 16, 2014
Last updated October 24, 2016
Start date September 2014
Est. completion date September 2016

Study information

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

Clinical Trial Summary

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.


Recruitment information / eligibility

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

Study Design

Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Parallel Assignment, Masking: Single Blind (Subject), Primary Purpose: Prevention


Related Conditions & MeSH terms


Intervention

Behavioral:
an educational video

Other:
wait listed


Locations

Country Name City State
Canada University of Guelph Guelph Ontario

Sponsors (3)

Lead Sponsor Collaborator
University of Guelph Canadian Institutes of Health Research (CIHR), Vitamin D Society

Country where clinical trial is conducted

Canada, 

Outcome

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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