Vitamin D as a risk factor of osteoporosisin the population of the Republic of Buryatia

We have determined the level of vitamin 25(OH)D in the blood serum of 1323 patients living in the Republic of Buryatia and compared it in relation to gender and race. The average serum vitamin D in men was 23.6±13.3 ng/ml, indicating a low concentration of vitamin D. In women, the average vitamin D level was 18.6±9.8 ng/ml and corresponded to a deficiency. Analysis of the average concentration of vitamin D in blood serum in people of different races showed that men and women of the Asian race have significantly lower levels of vitamin D compared with people of the Caucasian race. Asian men had an average vitamin D concentration of 21.6±12.7 ng/ml, European men 25.2±13.3 ng/ml, Asian women 16.6±9.1 ng/ml and women European race - 19.6±9.9 ng/ml, respectively (p