Efficacy and Safety of Low-concentration Atropine for Myopia Control in Chinese Children and Adolescents

Inclusion Criteria: 1. The age of the screening stage is 3-15 years, both sexes; 2. One eye met the diagnosis of myopic refractive error, the spherical equivalent was between -0.50D and -8.00D, the astigmatism was ≥-3.00D, and the best corrected far vision was at least 0.8; 3. Have normal thinking and language communication ability, and can actively cooperate with treatment and follow-up as required; 4. Informed consent from the guardian and the child. Exclusion Criteria: 1. strabismus, amblyopia or other ocular abnormalities; 2. The presence of systemic disease abnormalities; 3. have taken myopia control treatment in the past month; 4. Allergic to low concentration atropine or sulfuric acid drugs.