From: Vitamin D and airway infections: a European perspective
Author (ref.) | Publication year | N (total) | Age (years) | Initial 25OHD (nmol/l) | In-study 25OHD (nmol/l) | Mean vitamin D dose (IU) | Duration | Endpoint | ||
---|---|---|---|---|---|---|---|---|---|---|
Vit D | Placebo | Vit D | Placebo | |||||||
Nursyam [39] | 2006 | 67 | 31 | ND | ND | ND | ND | 10,000 daily | 6Â weeks | Sputum conversion |
Wejse [40] | 2009 | 365 | 37 | 77 | 79 | 98 | 95 | 100,000 quarterly | 12Â months | Sputum conversion |
Martineau [41] | 2011 | 146 | 31 | 21 | 21 | 101 | 23 | 4 × 100,000 | 6 days | Sputum conversion |
Salahuddin [42] | 2013 | 259 | 28 | 52 | 58 | 220 | 50 | 2 × 600,000 | 12 weeks | Sputum conversion |
Ralph [43] | 2013 | 200 | 28 | ND | ND | ND | ND | 50,000 monthly | 8Â weeks | Sputum conversion |
Daley [44] | 2015 | 247 | 43 | 58 | 54 | 72 | 60 | 100,000 quarterly | 12Â months | Sputum conversion |