Effect of vitamin D nutritional status on muscle function and strength in healthy women aged over sixty-five years.

250HD <20ng/ml: 7.3+3.1; p< 0.04); although their hip flexors tended to be stronger, the difference in strength compared with the other groups did not reach statistical significance (250HD >20ng/ml:17.0+3.3 vs. 250HD <20ng/ml:15.4+2.8; 0.1>p>0.05).

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The present study shows that women with 25O HD levels <20ng/ml had higher PTH levels than those with 25OHD levels =20ng/ml, though the difference failed to reach statistical significance.

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