Quantitative Study of the Effect of High-Added-Value Contact Lenses on Chair Time

Quantitative Study of the Effect of High-Added-Value Contact Lenses on Chair Time - Quantitative Study of the Effect of High-Added-Value Contact Lenses on Chair Time

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000057605

Enrollment

120

Registered

2025-04-14

Start date

2025-04-14

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Ophthalmology refractive error

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Those who requested a contact lens prescription 2. Those who chose regular contact lenses or value-added lenses (toric, multifocal contact lenses) 3. Those who requested a binocular contact lens prescription for refractive error 4. Corrected visual acuity of 1.0 or better 5. One Day Acuvue, One Day Acuvue Toric, or One Day Acuvue Multifocal (by J&J) were used.

Exclusion criteria

Exclusion criteria: 1. Cases with organic eye disease (severe dry eye, ocular inflammatory disease, ocular infection, etc.) 2. Cases with a history of eye surgery 3. Cases deemed unsuitable by the principal investigator

Design outcomes

Primary

Measure	Time frame
Time required for the contact lens prescription	—

Secondary

Measure	Time frame
1. Time required from measurement by autorefractometer to interview and visual acuity measurement 2. Time required for lens explanation 3. Time required for test lens fitting 4. Time required for examiner to confirm fitting (can be omitted if not performed) 5. Time required to confirm visual acuity with contact lenses 6. Time required to confirm contact lens fitting by ophthalmologist through consultation 7. Prescription success rate 8. Subjective satisfaction (VAS scale) 9. Questionnaire survey (VFQ-25, J-CLDEQ8)	—

Measure

Time frame

1. Time required from measurement by autorefractometer to interview and visual acuity measurement 2. Time required for lens explanation 3. Time required for test lens fitting 4. Time required for examiner to confirm fitting (can be omitted if not performed) 5. Time required to confirm visual acuity with contact lenses 6. Time required to confirm contact lens fitting by ophthalmologist through consultation 7. Prescription success rate 8. Subjective satisfaction (VAS scale) 9. Questionnaire survey (VFQ-25, J-CLDEQ8)

—

Countries

Japan

Contacts

Public ContactKazuo Ichikawa

Chukyo Eye Clinic Ophthalmology

ichikawa@chukyogroup.jp052-883-1543

Outcome results