Interrelationship between level of serum vitamin D and allergic diseases

Recently, many researcher have reported that vitamin D level was associated with cardiovascular disease, diabetes mellitus, rheumatoid arthritis, multiple sclerosis,and deadly cancers. This study was to identify the interrelationship between level of vitamin D and allergic diseases who visited a community hospital in CheongjuCiity, Republic of Korea. We reviewed the medical records of 787 patients from 2013 to 2015, retrospectively. We gathered data of age, seasons, vitamin 1,25(OH)D level, vitamin 25(OH)D level, and related factors. Multilinear regression analysis was performed with only the variables showing significant differences in the univariate analysis. Results of this study showed a significant interrelationship between vitamin D level and related factors include age and seasons. There were no significant differences of vitamin D levels between healthy and patients with dermatitis, rhinitis, eating disorder, insomnia and hypothyroidism. Prevalence of vitamin D deficiencywas high among Koreans.We recommend that sunlight exposure are needed based on age, seasons, and others.