Trends in the prevalence of hypovitaminosis D over a 10-year period in Japan: the research on osteoarthritis/osteoporosis against disability study 2005-2015.

Arch Osteoporos · 2025 · PMC12391225 · PMID 40864211

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an increasing trendno p-value reported

This suggests an increasing trend in the use of supplements, including vitamin D supplements often combined with calcium, which may have contributed to the improved nutritional status among users.

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