Incidence of astigmatism in Alexandria population

Astigmatism was studied in 1000 patients [500 Males and 500 females] using Nidek [AR 1100] Autorefractometer. The total incidence off astigmatism was found to be 95.4%. The incidence of significant astigmatism [above 0.5 diopters] was 56.5%. There was no statistically significant difference between males and females. The most common type of astigmatism was found to be compound myopic astigmatism was found to be compound myopic astigmatism [55.07%]