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Completed

NCT Number: NCT05014048

Vitamin D Supplementation for the Prevention of Acute Respiratory Infections: a RCT in Young Finnish Men

Vitamin D intervention effects on the prevention of acute respiratory tract infections among Young Finnish Men

Completed

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Key information

Conditions

Vitamin D Deficiency Avitaminosis Deficiency Diseases Infections Malnutrition Nutrition Disorders Nutritional and Metabolic Diseases Respiratory Tract Diseases Respiratory Tract Infections

Age range

18 year–29 year

Sex eligibility

Male

Study type

Interventional

Phase

Not applicable

Primary location

Finnish Defence Forces

Hämeenlinna, 13210, Finland

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

;

  • Male
  • 18-29 years of age
  • examined as Healthy according to Finnish Military Health Care regulations

Exclusion criteria

  • Female
  • age > 30 yrs

Treatment and study plan

Vitamin D3

Dietary Supplement

20 mikrog vitamin D3 daily

Placebo

Dietary Supplement

Placebo

Primary outcomes

  1. Days off duty due to acute respiratory tract infections

    Time frame: 4 months

    The number of Days off Duty recommended by Health care personnel will be calculated in order to show the severity and last of the disease. By that it could be estimated how the disease will effect on duty service.

Secondary outcomes

  1. Days off duty due to musculoskeletal disorders

    Time frame: 4 months

    The number of days off Duty because of musculoskeletal disorders will be index for outcome. The index will be compared between plasebo and intervention group

  2. Aerobic and muscular fitness

    Time frame: 4 months

    Used test are Cooper-test for aerobic and Finnish military fitness test for muscular fitness performance. The index will be compared between plasebo and intervention group

Sponsors and collaborators

Lead sponsor

Tampere University

Other

Collaborators

  • Finnish Defense Forces

Registry information

Official study title

Vitamin D Supplementation for the Prevention of Acute Respiratory Tract Infection: a Randomized, Double-blinded and Plasebo Controlled Trial Among Young Finnish Men

Important dates

Study start
2018
Primary completion
2018
Study completion
2018
First posted
Aug 20, 2021
Registry last updated
Oct 18, 2023

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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