BACKGROUND Recent studies have shown that inadequate vitamin D levels are associated with a poor cancer prognosis, but data regarding actual vitamin D levels in cancer survivors are limited. This study investigated the vitamin D levels and prevalence of vitamin D deficiency among Korean cancer survivors compared with non-cancer controls, and identified the factors associated with vitamin D defi...

BACKGROUND This study was designed to assess serum vitamin D status (25-OHD) in the fibromyalgia (FM) patients and to compare it with a healthy control group. It also aimed to investigate the correlation of serum vitamin D level with FM symptom severity and invalidation experiences. METHODS A total of 74 consecutive patients with FM and 68 healthy control participants were enrolled. The eligi...

OBJECTIVE We aimed to assess the prevalence and associated factors of vitamin D deficiency in healthy adolescents and to determine parent-adolescent association in vitamin D status. DESIGN A cross-sectional study. SETTING Data from the Korean National Health and Nutrition Examination Survey (KNHANES) 2008-2009. Serum 25-hydroxyvitamin D (25(OH)D) levels were measured using 125I-labelled RIA...

objective: to evaluate the relation between major depressions and glucose control index in type 2 diabetes mellitus. materials and methods: one- hundred thirty four patients with type 2 diabetes were enrolled in this study. hamilton rating scale for depression (ham-d) and hba1c were measured in patients. linear mixed-model analysis was applied to determine the relation between hba1c levels and ...