Vitamin D deficiency as a predictor of severity in patients with COVID-19 infection.

Sci Prog · 2021 · PMC10450705 · PMID 34347528

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highly significantno p-value reported

Pearson’s chi-squared test (χ 2 ) was applied to sets of categorical data when groups were compared ( p > 0.05 = insignificant, p ≤ 0.05 = significant, p ≤ 0.001 = highly significant).

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