Threshold Values of Myopic Anisometropia Causing Loss of Stereopsis

Table 8

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

Grade of stereopsis	(Distance) sf +1		(Distance) sf +2		(Distance) sf +3		(Distance) sf +4
		%		%		%		%
Absence	2	5.0	28	70.0	37	92.5	40	100.0
Poor	8	20.0	3	7.5	2	5.0	0	0.0
Moderate	7	17.5	7	17.5	1	2.5	0	0.0
Good	23	57.5	2	5.0	0	0.0	0	0.0
Total	40	100.0	40	100.0	40	100.0	40	100.0