accommodative function and visual fatigue
Conditions
Interventions
Experiment group:Using a tablet computer to watch
Projection to Far Image Display for Viewing
Using a phone to play
Projection to Far Image Display for play.
Sponsors
Wenzhou Medical University Affiliated Ophthalmology Hospital
Eligibility
Sex/Gender
All
Age
7 Years to 15 Years
Inclusion criteria
Inclusion criteria: 1) Age 7-15 years old; 2) The corrected visual acuity of both eyes is better than 0.1 logMAR; 3) Have not used myopia prevention and control lenses, such as corneal reshaping lenses, multifocal soft lenses, peripheral defocus frame lenses, etc; 4) Not using any eye drops within one month except for artificial tears; 5) There are no myopia related fundus lesions except for leopard shaped fundus.
Exclusion criteria
Exclusion criteria: 1) Accompanied by any organic eye diseases (such as cataracts, strabismus, amblyopia, etc.); 2) Previous history of eye surgery; 3) Poor overall health condition (such as heart disease, respiratory system disease), cognitive impairment, neurological and psychiatric disorders, and inability to cooperate.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Accommodative response;Accommodation microfluctuation;Near-work-induced transient myopia;Visual fatigue scale;axial length; | — |
Secondary
| Measure | Time frame |
|---|---|
| choroidal thickness;Choroidal vascular density; | — |
Countries
China
Contacts
Public ContactHuang Yingying
Wenzhou Medical University Affiliated Ophthalmology Hospital
Outcome results
None listed