Ip, Jenny M; Rose, Kathryn A; Morgan, Ian; Burlutsky, George; Mitchell, Paul
PURPOSE. To examine associations between myopia and measures of urbanization in a population-based sample of 12-yearold Australian children. METHODS. Questionnaire data on sociodemographic and environmental factors including ethnicity, parental education, and time spent in near work and outdoor activities were collected from 2367 children (75.0% response) and their parents. Population density data for the Sydney area were used to construct five urban regions. Myopia was defined as spherical...[Show more]
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