The surface regularity index(SRI) was positively correlated with surface asymmetry index (SAI),and the astigmatism was positively correlated with dioptre and SAI in myopia.

• 角膜表面规则性指数(SRI)与角膜表面非对称性指数(SAI)呈正相关,而且近视眼的散光度与其屈光度、SAI呈正相关。