Changing trend in vitamin D status from 2008 to 2016: An experience from a tertiary care institute in North India

Abstract

This study provides data on seasonal and year-wise trends in vitamin D status over a long period of time at a tertiary care hospital in north India. A long-term trend toward improving vitamin D status, especially in females, was noted in the study. The prevalence of VDD was found to decrease in the analyzed samples during the study period.