Variations in vitamin D status among Chinese children aged 1-6 years during the COVID-19 pandemic.

ABSTRACT:

Background

Vitamin D deficiency has been a critical global health issue within the pediatric population. Closed-off management brought about by the COVID-19 pandemic has drastically impacted outdoor activities and sunlight exposure, however, whether it indirectly further exacerbated the vitamin D deficiency has not been largely investigated, especially among children in China. The purpose of this study was to evaluate 25(OH)D concentrations in children before and during the COVID-19 lockdown and to analyze the factors influencing their vitamin D status.

Methods

A cross-sectional survey included children aged 1-6 years from Han Zhong Central Hospital in the southern Shanxi Province of China. This study examined healthy children from a pediatric health care department over two

SUBMITTER: Qiao Y 

PROVIDER: S-EPMC11799289 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature