Classroom Environmental Determinants of Poor Vision in Chinese Schoolchildren - Guangdong Province, China, 2024.

WHAT IS ALREADY KNOWN ABOUT THIS TOPIC?: The prevalence of poor vision among Chinese children and adolescents has been progressively increasing, constituting a significant public health concern. As the primary visual setting for students, the classroom environment may have a profound impact on ocular health.

WHAT IS ADDED BY THIS REPORT?: This study revealed a poor vision detection rate of 60.22% among primary and junior high school students. The statistically significant relevant factors were blackboard reflectance, desk-chair allocation compliance rate, and desktop illuminance uniformity.

WHAT ARE THE IMPLICATIONS FOR PUBLIC HEALTH PRACTICE?: This study provides scientific evidence and prioritizes recommendations for modifying classroom environments. It supports targeted environmental interventions as a priority in school-based myopia prevention strategies.