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OBJECTIVE To examine the global prevalence and major risk factors for diabetic retinopathy (DR) and vision-threatening diabetic retinopathy (VTDR) among people with diabetes. RESEARCH DESIGN AND METHODS A pooled analysis using individual participant data from population-based studies around the world was performed. A systematic literature review was(More)
Objective: The aim of the study was to estimate the prevalence of diabetic retinopathy in an urban Indian population older than 40 years. Design: A population-based cross-sectional study. Participants: Five thousand nine hundred ninety-nine subjects residing in Chennai, India, were enumerated. Methods: A multistage random sampling, based on socioeconomic(More)
BACKGROUND The pathogenesis of development and progression of neurosensory retinal detachment (NSD) in diabetic macular edema (DME) is not yet fully understood. The purpose of this study is to describe the spectral domain optical coherence tomography (SD-OCT) morphological characteristics of NSD associated with DME in the form of outer retinal(More)
AIM To describe the clinical features, treatment and outcome patterns in 307 eyes with Coats' disease. MATERIALS AND METHODS Retrospective chart review of patients diagnosed with Coats' disease between January 1996 and January 2006 from a single referral center in southern India. RESULTS Two hundred and eighty patients (307 eyes) with mean age of 15.67(More)
There is overwhelming evidence suggesting that the real users of IR systems often prefer using extremely short queries (one or two individual words) but they try out several queries if needed. Such behavior is fundamentally different from the process modeled in the traditional test collection-based IR evaluation based on using more verbose queries and only(More)
BACKGROUND To describe the methodology of the Sankara Nethralaya Diabetic Retinopathy Epidemiology and Molecular Genetic Study III, an ongoing epidemiological study to estimate the prevalence of diabetes and diabetic retinopathy in rural population of Kanchipuram and Thiravallur districts of Tamil Nadu, India and to elucidate the clinical, anthropometric,(More)
As mobile and social networking applications continue to proliferate, they also increasingly rely on the collection of an ever wider range of con-textual attributes, location being a prime example. Prior work has shown that people's privacy preferences when it comes to sharing this information are often complex and that expecting users to spend the time(More)
PURPOSE. To estimate the normal value of macular pigment optical density (MPOD) in an adult south Indian sample. METHODS. Three hundred eyes of 161 healthy volunteers (30 men and 30 women in each of the age groups of 20-29, 30-39, 40-49, 50-59, and ≥60 years) underwent MPOD measurement with a macular densitometer. Thirty-two eyes were also checked for(More)