Factors Influencing the Reliability of Autorefractometry After LASIK for Myopia and Myopic Astigmatism

Following LASIK, autorefractometry is less accurate than in nonoperated eyes. The reliability of the AR is influenced by the OZ and the preoperative amount of myopia, with a small OZ and high myopia resulting in a greater difference between AR and SR and with the AR determining more myopic results.