_Purpose_. To report the characteristics of anterior and posterior corneal high-order aberrations in patients with different refractive errors. _Setting_. This study was conducted at Sohag Refractive Center, Sohag, Egypt. _Design_. This is a retrospective observational study. _Methods_. This study evaluated 750 patients (750 eyes) who were seeking refractive surgery. The eyes were stratified into five groups (150 eyes/group) based on ...
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