evaluation of new visual acuity test using psychometric function curve in cataract patients

evaluation of new visual acuity test using psychometric function curve in cataract patients - visual acuity test using psychometric function curve

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000009772

Enrollment

100

Registered

2013-01-13

Start date

2013-01-13

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

cataract

Interventions

cataract surgery

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: patients who have cataract surgery

Exclusion criteria

Exclusion criteria: patients who have ocular diseases other than cataract, patients whose preoperative corrected visual acuity is less than 0.3

Design outcomes

Primary

Measure	Time frame
visual acuity value	—

Secondary

Measure	Time frame
The 25-item National Eye Institute Visual Function Questionnaire (NEI-VFQ25), contrast sensitivity, optical properties of the eye	—

Countries

Japan

Contacts

Public ContactTomofusa Yamauchi

San-eikai Tsukazaki Hospital Department of Ophthalmology

t.yamauchi@tsukazaki-eye.net0792728555

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026