Effect of monthly vitamin D3 supplementation in healthy adults on adverse effects of earthquakes: randomised controlled trial.

ABSTRACT:

Objective

To determine whether supplementation with vitamin D improves resilience to the adverse effects of earthquakes.

Design

Opportunistic addition to an established randomised double blind placebo controlled trial.

Setting

Christchurch, New Zealand, where a prolonged series of catastrophic earthquakes beginning on 4 September 2010 occurred, which caused widespread destruction, fatalities, and extensive psychological damage.

Participants

322 healthy adults (241 women; 81 men) aged 18-67 who were already participating in the vitamin D and acute respiratory infections study (VIDARIS) between February 2010 and November 2011.

Intervention

Participants were randomised to receive an oral dose of either 200,000 IU vitamin D3 monthly for two months then 100,0

SUBMITTER: Slow S 

PROVIDER: S-EPMC4267197 | biostudies-literature | 2014 Dec

REPOSITORIES: biostudies-literature