NIPH Clinical Trials Search

JAPANESE
国立保健医療科学院
UMIN ID: UMIN000000617

Registered date:26/02/2007

The study for improvement of visual function and quality of vision after ophthalmic surgeries

Basic Information

Recruitment status Complete: follow-up complete
Health condition(s) or Problem(s) studiedocular diseases
Date of first enrollment2007/01/01
Target sample size1000
Countries of recruitmentJapan
Study typeInterventional
Intervention(s)cataract surgery 1.2007-12.2011 glaucoma surgery 1.2007-12.2011 vitreo-retinal surgery 1.2007-12.2011 extraocular surgery 1.2007-12.2011

Outcome(s)

Primary OutcomePre and postoperative assessment for visual functions including measurements of visual acuity, refractive error, corneal curvature, corneal thickness, axial length, visual field, and macular pigment density; fundus evaluations by using fundus photography and optical coherence tomography. Pre, 3 months, and 12 months postoperative assessment for QOL and QOV by using SF-36 and NEI VFQ-25, respectively, questionaires.
Secondary Outcome

Key inclusion & exclusion criteria

Age minimum20years-old
Age maximumNot applicable
GenderMale and Female
Include criteria
Exclude criteriaPatients having a history of former ocular surgeries.

Related Information

Contact

public contact
Name Masaki Tanito
Address 89-1 Enya, Izumo, 693-8501, Japan Japan
Telephone 0853-20-2284
E-mail tanito0oph@umin.ac.jp
Affiliation Shimane University Faculty of Medicine Department of Ophthalmology
scientific contact
Name Masaki Tanito
Address Enya 89-1, Izumo, Shimane, 693-8501 Japan
Telephone 0853-20-2284
E-mail tanito0oph@umin.ac.jp
Affiliation Shimane University Faculty of Medicine Department of Ophthalmology