Stability of near stereoacuity in childhood intermittent exotropia

To investigate the course of near stereoacuity in a cohort of children with untreated intermittent exotropia.A total of 95 children ages 2-16 years with untreated intermittent exotropia were identified who had measurements of near stereoacuity using the Preschool Randot (PSR) test on at least 2 successive examinations, with no intervening treatment. Deterioration was defined as a drop of at least 3 octaves, as determined by test-retest data....