NCT04744779

Office Based Vergence/Accommodative Therapy for the Treatment of Intermittent Exotropia

Effectiveness of Office Based Vergence/Accommodative Therapy for the Treatment of Intermittent Exotropia: A Randomized Clinical Trial

• Status: Unknown
• Phase: N/A
• Study type: Interventional
• Enrollment: 40 (estimated)
• Sponsor: Sun Yat-sen University · Academic / Other
• Sex: All
• Age: 6 Years – 17 Years
• Healthy volunteers: Not accepted

Summary

Effectiveness of office based vergence/accommodative therapy for the treatment of intermittent exotropia is investigated through a randomized clinical trial

Detailed description

Purpose of study: i) To evaluate the short-term effectiveness of office based vergence/accommodative therapy (OBVAT) for improving control of intermittent exotropia compared to observation alone; ii) To evaluate the long-term effectiveness of OBVAT for improving control of intermittent exotropia compared to observation alone; iii) To determine the natural history of intermittent exotropia among patients aged 6 to \< 18 years who have baseline near stereoacuity of 400 arc sec or better using the Preschool Randot stereotest

Conditions

• Intermittent Exotropia

Interventions

Type	Name	Description
BEHAVIORAL	Office-based accommodative/vergence therapy and home reinforcement	Office-based accommodative/vergence therapy (60 minutes per visit, one time per week, 16 weeks) and home reinforcement (15 minutes each time, five times per week, 16 weeks)

Timeline

• Start date: 2021-03-01
• Primary completion: 2023-06-01
• Completion: 2023-06-01
• First posted: 2021-02-09
• Last updated: 2021-02-23