25-Hydroxyvitamin D Concentrations Are Lower in Patients with Positive PCR for SARS-CoV-2.

Nutrients · 2020 · PMC7285131 · PMID 32397511

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a clear trendno p-value reported

On the other hand, when stratifying the 2020 patients by gender and PCR positivity, the vitamin D concentrations were different, with a clear trend, but were not statistically significant, probably due to the low number in each cluster.

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