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Table 2 Plasma concentration of 25-OH-D [ng/ml] in study participants

From: The effect of vitamin D supplementation on the muscle damage after eccentric exercise in young men: a randomized, control trial

Group SE SC OE OC p (between groups)
Test I 19.10 ± 1.40 14.13 ± 5.08 30.53 ± 0.34 36.16 ± 4.47 0.000
Test II 41.23 ± 8.63 40.60 ± 10.62 41.24 ± 7.92 50.30 ± 8.49 0.127
p (Test I vs. Test II) 0.005 0.018 0.018 0.028  
  1. Results are shown as means ± SEM (SE – experimental group with suboptimal level of vitamin D, SC – control group with suboptimal level of vitamin D, OE – experimental group with optimal lever of vitamin D, OC – control group with optimal level of vitamin D); p (between groups) Kruskal-Wallis test; p (Test I vs Test II) Wilcoxon test