Refractive Error of Students (12-15 Years Old) in Northwestern Mexico

Uncorrected refractive errors are one of the most prevalent visual conditions in the world 1 .It is a public health issue that impacts the private as well as the social lifes of the people.For instance, in children, the negative effect of refractive errors on learning performance is well documented 2 .The World Health Organization aims to increase by 30% the coverage of refractive errors by 2030 (see, Resolution WHA73.4 from the World Health Organization).It is predicted that by 2050 almost 50% of the population will suffer from myopia 3 .The global increase in myopia prevalence stimulates an arising interest in the prevalence of refractive errors worldwide 4-6 .