highly significantP < 0.0001
When also two studies with calcifediol were considered, the effect on PTH was highly significant ( P < 0.0001), but heterogeneity was substantial ( I 2 = 60%) (not shown).
When also two studies with calcifediol were considered, the effect on PTH was highly significant ( P < 0.0001), but heterogeneity was substantial ( I 2 = 60%) (not shown).