Astigmatism Types Effects on Internal Astigmatism and Compensation in Children: Hong Kong Children Eye Study.
INTRODUCTION Astigmatism is highly prevalent among schoolchildren in Hong Kong. Children demonstrate distinct patterns of internal astigmatism (IA) to compensate for corneal astigmatism (CA). This study aims to investigate the associations among astigmatism subtypes, IA and compensation factors (CF) in schoolchildren w...