Vitamin d deficiency among postmenopausal women with osteoporosis.

Background: Hypovitaminosis D is widely prevalent in India and is a formidable issue especially in postmenopausal women. The study intends to estimate the prevalence of vitamin D deficiency among postmenopausal women with osteoporosis.

Methods: The study was performed at a referral teaching institute in north India between 2007 and 2009.