Refractive error
Conditions
Interventions
The diopter >=-6.00D is the moderate and low degree group (eye):None
The diopter <-6.00D is the altitude group (eye):None
Sponsors
Sichuan Provincial People's Hospital, Sichuan Academy of Medical Sciences
Eligibility
Sex/Gender
All
Age
18 Years to 42 Years
Inclusion criteria
Inclusion criteria: (1) The age range is between 18 and 42 years old, and is willing to remove the lens; (2) The diopter power is stable for at least 2 years; (3) Spherical lensity>=-8.00D, cylindrical magnification>-6.00D, (4) Refractive power foot correction, (5) Soft contact lenses should be stopped for at least 2 weeks, and rigid contact lenses should be stopped for at least 3 months.
Exclusion criteria
Exclusion criteria: (1) Corneal thinning; (2) Suffering from or suspected of having keratoconus; (3) Presence of active eye lesions or infections; (4) Suffering from eye diseases that affect vision; (5) Previous history of eye surgery or eye trauma; (6) Suffering from systemic connective tissue diseases and autoimmune diseases; (7) Pregnant or lactating women.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Binocular accommodation facility; | — |
Secondary
| Measure | Time frame |
|---|---|
| Monocular accommodation facility; | — |
Countries
China
Contacts
Public ContactRuifan Zhang
Sichuan Provincial People's Hospital, Sichuan Academy of Medical Sciences
Outcome results
None listed