Threshold Values of Myopic Anisometropia Causing Loss of Stereopsis

Table 2

Distribution of patients with different degrees of stereopsis for near according to the amount of spherical anisometropia.

Grade of stereopsis	(Near) sph +1		(Near) sph +2		(Near) sph +3		(Near) sph +4
		%		%		%		%
Absence	0	0.0	1	2.5	13	32.5	32	80.0
Poor	0	0.0	2	5.0	13	32.5	5	12.5
Moderate	5	12.5	24	60.0	13	32.5	3	7.5
Good	35	87.5	13	32.5	1	2.5	0	0.0
Total	40	100.0	40	100.0	40	100.0	40	100.0