Although we found a trend of increased PTH in both older male and females subjects with 25(OH)D deficiency (< 20 ng/ml) compared with those with insufficiency (20-32 ng/ml) or optimal concentrations (> 32 ng/ml), but these differences did not reach statistical significance.
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Vitamin D deficiency associations with metabolic, bone turnover and adverse general health markers in community free living adults.
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