Vitamin D Deficiency in Infertile Males with Oligospermia: A Cross-sectional Comparative Study

Vitamin D Deficiency and Psoriasis: A Cross-Sectional study of Iranian Population in Yazd Province

Objective: Psoriasis is an inflammatory disease of the skin and the joints. Psoriatic patients sometimes suffer from vitamin D deficiency and hypocalcemia. The aim of our study was to evaluate the level of calcium and vitamin D in patients with psoriasis. Materials and Methods: In this analytical cross sectional study, 110 cases of psoriasis that were referred to Shohadaye Mehrab clinic during...

Association of vitamin D deficiency and hyperparathyroidism with anemia: a cross-sectional study

Vitamin D deficiency and anemia are common in the Middle East, and vitamin D deficiency and hyperparathyroidism have been reported to be associated with an increased prevalence of anemia. In this study, the hypothesis that vitamin D deficiency and hyperparathyroidism may be associated with anemia in a Bahraini population was tested. Association of hyperparathyroidism and vitamin D levels (defic...

Association of vitamin D deficiency with cognitive impairment in older women: cross-sectional study.

OBJECTIVE The association between low serum 25-hydroxyvitamin D [25(OH)D] concentration and cognitive decline has been investigated by only a few studies, with mixed results. The objective of this cross-sectional population-based study was to examine the association between serum 25(OH)D deficiency and cognitive impairment while taking confounders into account. METHODS The subjects, 752 women...

ICSI Outcome in Infertile Couples with Different Causes of Infertility: A Cross-Sectional Study

Vitamin D deficiency and psychotic features in mentally ill adolescents: A cross-sectional study

BACKGROUND Vitamin D deficiency is a re-emerging epidemic, especially in minority populations. Vitamin D is crucial not only for bone health but for proper brain development and functioning. Low levels of vitamin D are associated with depression, seasonal affective disorder, and schizophrenia in adults, but little is known about vitamin D and mental health in the pediatric population. METHODS...