Comparison of Small-gauge Vitrectomy and Conventional Vitrectomy for Proliferative Diabetic Retinopathy

Not Applicable

Completed

• Conditions: Proliferative Diabetic Retinopathy
• Interventions: Procedure: Vitrectomy

• Registration Number: NCT01758757
• Lead Sponsor: Kyorin University

Brief Summary

Surgical outcome of vitreous surgery for proliferative diabetic retinopathy (PDR) with conventional 20, 23, and 25-gauge vitrectomy were compared.

Detailed Description

The 424 eyes of 347 patients of PDR who underwent vitreous surgery for persistent vitreous hemorrhage or progressive proliferative membrane were evaluated.

Study Timeline

• Study Start: 2007-09
• Primary Completion: 2011-01
• Study Completion: 2011-07
• Status Verified: 2012-12
• Study First Submitted: 2012-12-27
• Study First Submitted QC: 2012-12-31
• Last Update Submitted: 2012-12-31
• Study First Posted: 2013-01-01
• Last Update Posted: 2013-01-01

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 347

Inclusion Criteria

• The patients of proliferative diabetic retinopathy who underwent vitreous surgery and followed at least 6 months

Exclusion Criteria

• The patients of proliferative diabetic retinopathy who underwent vitreous surgery but did not follow more than 6 months.

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: SINGLE_GROUP

Arm && Interventions

Group	Intervention	Description
Proliferative diabetic retinopathy	Vitrectomy	-

Primary Outcome Measures

Name	Time	Method
Incidence of retinal breaks	One year

Secondary Outcome Measures

Name	Time	Method
Incidence of neovascular glaucoma	One Year

Trial Locations

Locations (1)

Kyorin Eye Center; 🇯🇵 Mitaka, Tokyo, Japan