Journal article

Five-year visual outcome among people with correctable visual impairment: the Liwan Eye Study

Lanhua Wang, Yanzhi Zhao, Xiaotong Han, Wenyong Huang, Guofu Huang, Mingguang He

CLINICAL AND EXPERIMENTAL OPHTHALMOLOGY | WILEY | Published : 2018

Abstract

IMPORTANCE: Longitudinal data on visual outcome of correctable visual impairments (VI) are of paramount importance for decision-maker to estimate burden and demand to treat avoidable VI. BACKGROUND: To assess the 5-year visual outcome among participants with correctable VI and to identify associated risk factors. DESIGN: Population-based longitudinal cohort study. PARTICIPANTS: Participants with correctable VI at baseline attended the 5-year follow-up visit of the Liwan Eye Study. METHODS: Presenting visual acuity (PVA) with habitual refractive correction was assessed using an Early Treatment Diabetic Retinopathy Study (ETDRS) chart. Then participants with PVA <6/12 in either eye underwent f..

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University of Melbourne Researchers

Grants

Awarded by Fundamental Research Funds of the State Key Laboratory in Ophthalmology, National Natural Science Foundation of China


Awarded by Science and Technology Planning Project of Guangdong Province, China


Funding Acknowledgements

Supported by the Fundamental Research Funds of the State Key Laboratory in Ophthalmology, National Natural Science Foundation of China (81420108008 and 81570843 H1204), and Science and Technology Planning Project of Guangdong Province, China 2013B20400003. Professor He receives support from the University of Melbourne at Research Accelerator Program and the CERA Foundation. The Centre for Eye Research Australia receives Operational Infrastructure Support from the Victorian State Government. The sponsor or funding organization had no role in the design or conduct of this research.