The Prevalence of Strabismus, Heterophorias, and Their Associated Factors in Underserved Rural Areas of Iran

To determine the prevalence of different types of strabismus and heterophoria and their associated factors in underserved rural areas of Iran.Two rural areas in the north and southwest of Iran were randomly sampled using multistage cluster sampling. Individuals aged over 1 year, totaling 3851, were invited to participate in the study. In addition to collecting demographic data, optometric examinations were performed for each participant....