Table 1.

Demographic characteristics of pediatric cases infected with Omicron subvariant BA.2.

Study population	n = 116
Age (years): Median (IQR)	7.8 (3.3–12.0)
≤3: n (%)	26 (22.4%)
>3, ≤6: n (%)	25 (21.6%)
>6, ≤12: n (%)	37 (31.9%)
>12, ≤18: n (%)	28 (24.1%)
Male gender: n (%)	65 (56.0%)
Serum 25(OH)D concentration (ng/mL): Median (IQR)	23.9 (18.6–31.4)

25(OH)D, 25 hydroxyvitamin D; IQR, interquartile range.