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IRCT20251018067676N1 IRCT 2025-11-01 Shahid Beheshti University of Medical Sciences Evaluation the effect of vision therapy on presbyopia Effect of vision therapy on reduction or delaying presbyopia symptoms 2025-11-19 anticipated 72 Recruiting https://irct.ir/trial/86903 interventional Randomization: Not randomized, Blinding: Single blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Blinding description: The examiner (researcher) does not know which group the patient is placed in. Patients are informed about both methods after an initial assessment. Assignment to each group is determined by the patient. N/A Presbyopia. Intervention 1: Intervention group: Accommodative training.The Hart chart exercises, far to near accommodative rock (5 minutes), Push-ups and Push-downs (5 minutes), Flipper lense, and Loose rock lenses (5 minutes) will be performed 5 days a week for 15 minutes a day for two months to improve amplitude and faccility of accommodation. Intervention 2: Control group: Glasses for near vision.Glasses are used for precise activities at close range, and the duration of use depends on the duration of the individual's visual work. Yes - There is a plan to make this available What will be shared: Data can be shared after anonymizing participants and maintaining privacy. When: Data access begins 6 months after results are published. To whom: For researchers Conditions: Data can be requested with a valid academic email.Use of data or data analysis without coordination is not permitted. Where to obtain: Data can be requested with a valid academic email. Azam Abdollahi azaabd98@gmail.com abdollahi@sbmu.ac.ir How to obtain: پس از ارسال درخواست رسمی از طریق ایمیل دانشگاه، ظرف یک ماه پاسخ دریافت خواهد شد. Comments:
public Azam Abdollahi
Department of Optometry, Faculty of Rehabilitation, Shahid Beheshti University of Medical Sciences, Damavand Street, Tehran
Tehran Iran (Islamic Republic of) 1616913111 +98 21 7754 2057 azaabd98@gmail.com Shahid Beheshti University of Medical Sciences scientific Azam Abdollahi
Department of Optometry, Faculty of Rehabilitation, Shahid Beheshti University of Medical Sciences, Damavand Street, Tehran
Tehran Iran (Islamic Republic of) 1616913111 +98 21 7754 2057 azaabd98@gmail.com Shahid Beheshti University of Medical Sciences Iran (Islamic Republic of) Age 40-45 years. Good general condition. No chronic diseases affecting accommodation. No use of drugs affecting accommodation and near vision on a continuous basis. No chronic eye diseases. Minimum uncorrected near vision of 20/40. 40 years 45 years Both Inability to perform the tests Strabismus Moderate and severe Amblyopia Significant ocular disease Surgery or drug treatments for Presbyopia Individuals with any systemic disease associated with Presbyopia or use of drugs (continuous or long-term) H52.4 Presbyopia Rehabilitation Other Intervention group: Accommodative training.The Hart chart exercises, far to near accommodative rock (5 minutes), Push-ups and Push-downs (5 minutes), Flipper lense, and Loose rock lenses (5 minutes) will be performed 5 days a week for 15 minutes a day for two months to improve amplitude and faccility of accommodation. Control group: Glasses for near vision.Glasses are used for precise activities at close range, and the duration of use depends on the duration of the individual's visual work. Amplitud of accommodation. Timepoint: Before training and glasses, first month after training, second month after training and glasses. Method of measurement: Push-up and minus lens methods. Positive and Negative relative accommodation. Timepoint: Before training and glasses, first month after training, second month after training and glasses. Method of measurement: Positive and negative lenses. Accommodative facility. Timepoint: Before training and glasses, first month after training, second month after training and glasses. Method of measurement: Flipper lens. Symptoms. Timepoint: Before training and glasses, first month after training, second month after training and glasses. Method of measurement: Asthenopia Questionnaire (ASQ-17). Far and Near visual acuity. Timepoint: Before starting training and glasses, one month after training, two months after training and glasses. Method of measurement: Distance and Near vision chart. Refractive Errors. Timepoint: Before starting training and glasses, one month after training, two months after training and glasses. Method of measurement: Autorefractometer, Retinoscope and Subjective refraction. Near addition power. Timepoint: Before starting training and glasses, one month after training, two months after training and glasses. Method of measurement: Subjective refraction. Shahid Beheshti University of Medical Sciences Approved 2025-10-12 Ethics Committee of Shahid Beheshti University of Medical Sciences Fifth Floor, Building No. 2, Shahid Arabi Street, Yemen Street, Shahid Chamran Highway, Tehran. Tehran Tehran Iran (Islamic Republic of)