Presbyopia
Conditions
Interventions
Group PL:Contrast sensitivity training
Group rTMS:Transcranial magnetic stimulator
Blank control Group:Receive no intervention
Sponsors
Huadong Hospital, Fudan University
Eligibility
Sex/Gender
All
Age
40 Years to 65 Years
Inclusion criteria
Inclusion criteria: 1.Age: 40-65 years. 2.Possession of a well-documented diagnosis of presbyopia. 3.Best-Corrected Distance Visual Acuity (BCDVA) of 20/25 (0.1 logMAR) or better. 4.Voluntary participation and provision of written informed consent.
Exclusion criteria
Exclusion criteria: 1.Presence of high myopia, hyperopia, or astigmatism. 2.Co-existing ocular pathologies that may cause visual impairment, such as cataracts (with lens opacities affecting visual assessment) or glaucoma (diagnosed or suspected). 3.History of corneal refractive surgery or presbyopia-correcting surgery. 4.Significant binocular vision dysfunction, including manifest or latent strabismus exceeding a specified deviation, or insufficient fusional vergence amplitudes. 5.History of epilepsy; presence of any intracranial metallic implants; history of cerebrovascular accident, severe traumatic brain injury; or implantation of a cardiac pacemaker/defibrillator. 6.Severe or unstable systemic medical conditions (e.g., uncontrolled hypertension, heart disease). 7. Illiteracy.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Distance-Corrected Near Visual Acuity;Contrast Sensitivity; | — |
Secondary
| Measure | Time frame |
|---|---|
| Refractive Status;Amplitude of Accommodation;Reading Speed;Convergence Insufficiency Symptom ;Amplitude of Low-Frequency Fluctuations;Regional Homogeneity;Functional Connectivity; | — |
Countries
China
Contacts
Public ContactZhu Jingyin
Huadong Hospital, Fudan University
Outcome results
None listed