Retrospective analysis 134 hospitalized patients. 19% of ICU patients had 25(OH)D levels > 50 nmol/L vs. 39.1% of non-ICU patients, p
Panagiotou et al., 6/30/2020, retrospective, United Kingdom, Europe, peer-reviewed, 12 authors.
risk of ICU admission, 52.0% lower, RR 0.48, p = 0.02, high D levels 8 of 44 (18.2%), low D levels 34 of 90 (37.8%), >50nmol/L.
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