Three-Year Observation of Children 3 to 10 Years of Age with Untreated Intermittent Exotropia

Purpose To describe the course of intermittent exotropia (IXT) in children followed up without treatment for 3 years. Design Observation arm from randomized trial of short-term occlusion versus observation. Participants One hundred eighty-three children 3 to 10 years of age with previously untreated IXT and 400 seconds of arc (arcsec) or better near stereoacuity. Methods Participants were to receive no treatment unless deterioration criteria...