COVID: high vit D prior to covid improves outcomes
A new Israeli study found a dramatic clinical benefit of adequate vitamin D levels before a Covid infection (see covid vit d preinfection dec severity plos2022 in dropbox, or doi.org/10.1371/journal.pone.0263069 ). Thanks to Paul Ash for bringing this to my attention Details: -- 253 of 1176 patients admitted to the Galilee Medical Center between April 7, 2020 and February 4, 2021 had a vitamin D level [25(OH)D] assessed prior to a documented Covid 19 infection by 14-730 days, in this retrospective study [the minimum of 14 days would exclude having an early covid infection] -- mean age 63, 57% women -- comorbidities: COPD 45-62%, heart failure 5-12%, CAD 3-12%, CKD 8-13%, diabetes 33-42%, hypertension 45-62% (the low range of all of these diseases was in those with the highest vitamin D level) -- vitamin D levels were stratified as deficient (<50 nmol/L or 20 ng/mL), insufficient (50-75 nmol/L or 20-30 ng/mL), adequate (75-100 nmol/L...