Table 2.

Distribution of the patients according to vitamin D levels.

	COVID-19 (n = 159)	Control (n = 332)
25-OH D vitamin (ng/mL)	n [%]	n [%]	p*
<10: severe deficiency	59 [37.1]	35 [10.5]	p = 0.000
10−19: deficiency	36 [22.6]	108 [32.5]
20−29: insufficiency	31 [19.5]	128 [38.6]
≥30: normal	33 [20.8]	61 [18.4]

^*Pearson-χ2 test.