A five-year prospective study of diabetic retinopathy progression in chinese type 2 diabetes patients with "well-controlled" blood glucose.

Purpose: To determine the progression rate and risk factors for diabetic retinopathy (DR) in Chinese type 2 diabetic patients who have reached the target hemoglobin A1c (HbA1c) level recommended by the American Diabetes Association.

Methods: This was a 5-year community-based prospective study. The study population consisted of patients with type 2 diabetes with HbA1c less than 7.

The 5-year onset and regression of diabetic retinopathy in Chinese type 2 diabetes patients.

Purpose: To determine the rate and risk factors of diabetic retinopathy (DR) onset and regression in Chinese type 2 diabetes mellitus patients.

Methods: This is a 5-year community-based prospective study. The demographic information, systemic examination results and ophthalmological test results of each participant were collected.

Prevalence and risk factors of idiopathic epiretinal membranes in Beixinjing blocks, Shanghai, China.

Background: To determine the prevalence and risk factors associated with idiopathic epiretinal membranes (iERM) in a Chinese population aged 60 years or older in Beixinjing Blocks, Shanghai.

Methods: This population-based study consisted of 3727 participants (89.7% of the eligible).

Implementation and first-year screening results of an ocular telehealth system for diabetic retinopathy in China.

Background: To describe implementation and first-year screening results of the first Chinese telehealth system for diabetic retinopathy (DR) - the Beixinjing Community Diabetic Retinopathy Telehealth system (BCDRT).

Methods: BCDRT implementation was based on the acquisition of adequate digital retinographs, secure digital transmission, storage and retrieval of participants' data and reader-generated medical reports. Local diabetic residents meeting inclusion criteria were enrolled into the BCDRT system beginning in 2009.

[The application study of community-based tele-screening system for diabetic retinopathy in Beixinjing Blocks, Shanghai].

Objective: To design the community-based tele-screening system for diabetic retinopathy and evaluate the feasibility of it.

Methods: Cross-sectional study. The tele-screening system was based on non-mydriatic digital eye fundus camara photography and computer network technology.

[A prevalence survey of blindness and visual impairment in adults aged equal or more than 60 years in Beixinjing blocks of Shanghai, China].

Objective: To investigate the prevalence rate of blindness and low vision and the leading cause of blindness in residents aged > or = 60 years in Beixinjing blocks, Shanghai.

Methods: A cross-sectional study was carried out by Shanghai First People's Hospital, affiliated Shanghai Jiaotong University and Shanghai Beixinjing Community hospital from November 2007 to April 2008. Randomly cluster sampling method was used, and all the individuals aged > or = 60 years in 8 communities from Beixinjing blocks, Shanghai was enrolled in this study.