Vitamin D reduces hospital risk
Vitamin D deficiency is associated with higher hospitalisation risk from COVID19: a retrospective casecontrol study (June 2021) Not funded Large scale, retrospective casecontrol study North West of England Two hospital groups Lancaster and Tameside and Glossop Objective Is hospitalisation with COVID19 more prevalent with lower vitamin D levels Individuals with results of serum 25hydroxyvitamin D (25OHD) 1st April 2020 and 29th January 2021 Deficient less than 25 nmol, L (10 ng, ml) Insufficient 2550 nmol, L (10 to 20 ng, ml) N 80, 670 1, 808 were admitted to hospital with COVID19 670 died Primary cohort, n 58, 368 Median vitamin D levels in participants not hospitalised 50 nmol, L (20ng, ml) (interquartile range, IQR nmol, L) Median vitamin D levels in participants hospitalised 35. 0 nmol, L (14 ng, ml) (interquartile range, p less
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