et al., European Journal of Pediatrics, doi:10.1007/s00431-021-04030-1 (Peer Reviewed)
Retrospective 103 pediatric hospitalized COVID-19 patients, showing an association between vitamin D deficiency and clinical severity.
Bayramoğlu et al., 3/31/2021, retrospective, Turkey, Europe, peer-reviewed, 7 authors.
risk of moderate/severe case, 69.5% lower, RR 0.30, p < 0.001, high D levels 10 of 60 (16.7%), low D levels 24 of 43 (55.8%), adjusted per study, odds ratio converted to relative risk, >12 ng/mL, multivariate logistic regression.
Effect extraction follows pre-specified rules
prioritizing more serious outcomes. For an individual study the most serious
outcome may have a smaller number of events and lower statistical signficance,
however this provides the strongest evidence for the most serious outcomes
when combining the results of many trials.
Please send us corrections, updates, or comments. Vaccines and treatments are both extremely valuable and complementary. We do
not provide medical advice. Before taking any medication, consult a qualified
physician who can provide personalized advice and details of risks and
benefits based on your medical history and situation.