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. 2014 Dec 9;4:7371. doi: 10.1038/srep07371

Figure 4. Significantly higher VZV-IgG levels were observed only among the subgroup of patients with sufficient total 25-OH-D (≥ 30 ng/ml) and concurrent active vitamin D use.

Figure 4

Sample size: VitD(-),S(-) (n = 39) vs. VitD(-),S(+) (n = 4) vs. VitD(+),S(-) (n = 42) vs. VitD(+),S(+) (n = 3). Abbreviation: S, sufficiency; VitD, active vitamin D. *: p = 0.01 for all three comparisons.