CompletedNot Applicable

Chinese Translation and Validation of the 8-item Contact Lens Dry Eye Questionnaire (CLDEQ-8)

China134 participantsStarted 2022-11-18

Plain-language summary

This is a cross-cultural adaptation, evaluation and validation study of the 8-item Contact Lens Dry Eye Questionnaire (CLDEQ-8) among soft contact lens wearers in China.

Who can participate

Age range18 Years – 60 Years

SexALL

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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion criteria

✓. Age between 18-60
✓. Native Chinese citizens with Chinese as first language
✓. Wearing history with spherical disposable SCL (daily disposable, 2 weeks, or monthly disposable) for a least 1 months;
✓. Willing to sign informed consent

Exclusion criteria

✕. Any extended wear of SCLs, including wearing toric or multi-focal SCLs
✕. Use SCL for monovision correction
✕. Having clinically significant anterior segment abnormalities (including iritis and infection of the eye, lids, or ocular adnexa)
✕. Having ocular or systemic disease that would preclude SCL wearing
✕. Best corrected visual acuity of less than 0.8 in either eye
✕. History of refractive or other types of corneal surgeries
✕. Having eyelid abnormalities or functional ocular disorders that would induce relevant discomfort.

What they're measuring

The reliability of the C-CLDEQ-8

Timeframe: before the ocular examination

Trial details

NCT IDNCT05416528

SponsorZhongshan Ophthalmic Center, Sun Yat-sen University

Sponsor typeOTHER

Study typeOBSERVATIONAL

Primary completion2022-11-18

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