Status:
UNKNOWN
Correlation of Noninvasive Tear Film Function and the Optical Quality in Mild and Moderate Dry Eye
Lead Sponsor:
Jin Yuan
Conditions:
Tear Film Insufficiency
Dry Eye
Eligibility:
All Genders
20-55 years
Phase:
NA
Brief Summary
2017 International Dry Eye Workshop (DEWS) defines dry eye as a multifactorial ocular surface disease characterized by tear film instability with disturbed visual function. As a smooth transparent str...
Detailed Description
According to the 2017 International Dry Eye Workshop (DEWS), dry eye is "a multifactorial disease of the ocular surface characterized by ocular symptoms, in which tear film instability and hyperosmola...
Eligibility Criteria
Inclusion
- for dry eye group: Ocular Surface Disease Index (OSDI) between 13 to 32 and NIBUT \<10 seconds.
- for normal group: in absence of ocular symptoms or signs.
Exclusion
- opacity of the refractive tissue
- history of ocular surgery that might affect the tear film (eg, refractive surgery, punctum plug insertion, etc)
- best corrected visual acuity of decimal vision \< 1.0
- spherical error ≥ 6 diopters (D)
- cylindrical error ≤-2.0 D or ≥+2.0D
- allergy to the 0.1% sodium hyaluronate
- any condition that might interfere with the optical quality.
Key Trial Info
Start Date :
June 30 2016
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
December 28 2019
Estimated Enrollment :
80 Patients enrolled
Trial Details
Trial ID
NCT03815539
Start Date
June 30 2016
End Date
December 28 2019
Last Update
January 24 2019
Active Locations (1)
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1
Zhongshan Ophthalmic Center, Sun Yat-Sen University
Guangzhou, Guangdong, China, 510080