. Author manuscript; available in PMC: 2016 Jan 1.

Published in final edited form as: Am J Ophthalmol. 2014 Sep 28;159(1):64–70.e2. doi: 10.1016/j.ajo.2014.09.028

Table 4.

Age at Surgery and Visual Acuity by Treatment Group of Patients in the Infant Aphakia Treatment Study Demonstrating Stereopsis on at Least Two Tests

Treatment Group	Age at Surgery (months)	Visual Acuity at 4.5 Years		Stereopsis Tests (arc seconds)
Treatment Group	Age at Surgery (months)	Treated Eye	Fellow Eye	Frisby	Randot	Titmus
Contact Lens	1.0	20/25	20/25	170	400	3000
	1.1	20/12	20/12	170	400	3000
	1.1	20/32	20/32	340	0	3000
	1.1	20/25	20/20	340	0	3000
Intraocular Lens	0.9	20/32	20/20	340	800^*	3000
	0.9	20/40	20/25	340	0	3000
	5.9	20/32	20/32	340	0	3000^*

Examiner confidence level was “somewhat” for these tests.

For all other tests, the examiner indicated “very confident.”