Curbing myopia onset in children with diversified segmental defocus optimization lenses
July 15th 2025The primary study outcomes were the cumulative incidence rate of myopia, with myopia defined as an SER −0.50 diopter (D) or less and the percentage of participants who had a fast myopic shift that was defined as a spherical equivalent myopic shift of 0.50 D or greater over the course of 1 year.