General information
myopia
MYOPIA
A prospective study was conducted in 308 myopia adolescents from December 2019 to December 2021, with an average age of (9.20 ± 1.51) years from the Department of Ophthalmology, the First Affiliated Hospital of Kunming Medical University and the Department of Pediatric Ophthalmology, the Affiliated Hospital of Yunnan University, China. The patients were randomly divided into Orth-K group (154 patients with Orth-K), and SVS group (154 patients with SVS). All myopia children and their legal guardians were given informed consent containing the purpose and the significance and the eye examination process of this study. This study followed the Helsinki Declaration and was approved by the Ethics Committee of the Affiliated Hospital of Yunnan University, China.