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Influence on dry eye and asthenopia symptoms by using different polarized smartphones

Influence on dry eye and asthenopia symptoms by using different polarized smartphones

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100043986
Enrollment
Unknown
Registered
2021-03-06
Start date
2021-03-01
Completion date
Unknown
Last updated
2021-07-12

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Dry Eye

Interventions

4:smartphone

Sponsors

The Second Affiliated Hospital of Zhejiang University, School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Adult aged at least 18 years old; 2. with basic reading comprehension.

Exclusion criteria

Exclusion criteria: 1. lactating or pregnant women; 2. People with severe systemic diseases or autoimmune diseases; 3. Wearing contact lenses and acute inflammation or infection of the eyes in the last 30 days; 4. Eyelid inflammation such as eyelid inflammation, numbness, and valgus; 5. Eye surgery including eyelid surgery, LASIK surgery, cataract surgery, etc. within 6 months prior to enrollment.

Design outcomes

Primary

MeasureTime frame
CFF;TBUT;CFS;—

Countries

China

Contacts

Public ContactJin Xiuming

Eye Center, the Second Affiliated Hospital of Zhejiang University, School of Medicine

lzyjxm@zju.edu.cn+86 13989455778

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026