Comparison of solar radiation and myopia occurrence in South Korean children

Abstract

Purpose. To investigate the association between regional solar radiation and myopia occurrence in South Korean children. Materials and Methods. A population-based cross-sectional study using data of 1218 children aged 7-9 years from the Korea National Health and Nutritional Examination Survey was conducted from January 1, 2008, to December 31, 2012. Myopia prevalence and the mean spherical equivalent were estimated; myopia was defined as spherical equivalent refraction