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Percentage distribution of Puerto Rican adults (596 women and 226 men aged 47–77 y), by sex and serum 25(OH)D status. Deficiency was defined as serum 25(OH)D <30 nmol/L, insufficiency as 30 to <50 nmol/L, and sufficiency as ≥50 nmol/L (3). 25(OH)D, 25-hydroxyvitamin D.
