From: Vitamin D supplementation in children with asthma: a systematic review and meta-analysis
Study name | Vitamin D (Dose-Duration) | Interpretation of serum 25(OH)D levels data as reported in each study |
---|---|---|
Majak, [ 16 ] 2009 | 1000 IU/week-nineteenth month | No significant changes were found between study groups |
Lewis, [ 18 ] 2012 | 1,000 IU/day-twelve month | No significant changes were found between study groups |
Schou, [ 14 ] 2003 | 600 IU/day-six weeks | Significantly higher levels were found during vitamin D supplementation period as compared to the levels of placebo period |
Majak, [ 17 ] 2011 | 500 IU/day-six month | 25(OH)D serum levels were found insufficient in both study groups |