Health Condition 1: H511- Convergence insufficiency and excess
Conditions
Interventions
Intervention1: Nil: Nil
Intervention2: Nil: Nil
Sponsors
Sankara Eye Hospital
Eligibility
Inclusion criteria
Inclusion criteria: Adults aged 18 - 35 diagnosed with Non-Strabismic Binocular Vision Disorders (NSBVD) Best corrected visual acuity: 6/6 (distance) and N6 (near) in each eye Ability to understand and respond to self-report questionnaires in English No history of strabismus, amblyopia, ocular/systemic pathology, or surgery affecting binocular vision No significant anisometropia or medications influencing accommodation
Exclusion criteria
Exclusion criteria: Amblyopia, nystagmus, or ocular diseases (e.g., glaucoma, retinal pathology) Neurological or systemic conditions affecting vision Current or past psychiatric diagnosis that may impair questionnaire response
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| To test a mediation model assessing how emotion regulation, rumination, and stress appraisal influence the link between objective clinical outcomes and patients perceived improvement after vision therapy.Timepoint: Baseline (pre-vision therapy) and post-therapy at 8 weeks | — |
Secondary
| Measure | Time frame |
|---|---|
| To quantify & describe levels of emotion regulation difficulties, rumination, & stress appraisal in patients with NSBVD using validated psychometric instruments.Timepoint: Baseline, pre vision therapy & post therapy at 8 weeks | — |
Countries
India
Contacts
Public ContactRanjani Raman
Sankara Eye Hospital
Outcome results
None listed