Causes of blindness and visual impairment in urban and rural areas in Beijing : The Beijing eye study

To evaluate the causes of visual impairment and blindness in adult Chinese in an urban and rural region of Beijing, China. Population-based prevalence survey. From a rural region and an urban region of Greater Beijing, 4439 of 5324 > or=40-year-old invited subjects participated in the study (resp...

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Veröffentlicht in:	Ophthalmology (Rochester, Minn.) Minn.), 2006-07, Vol.113 (7), p.1134-1141
Hauptverfasser:	LIANG XU, YAXING WANG, YIBIN LI, YUN WANG, TONGTONG CUI, JIANJUN LI, JONAS, Jost B
Format:	Artikel
Sprache:	eng
Schlagworte:	Adult Age Distribution Aged Aged, 80 and over Biological and medical sciences Blindness - epidemiology Blindness - etiology Cataract - complications Cataract - epidemiology China - epidemiology Eye Diseases - complications Eye Diseases - epidemiology Female Glaucoma - complications Glaucoma - epidemiology Humans Male Medical sciences Middle Aged Miscellaneous Myopia, Degenerative - complications Myopia, Degenerative - epidemiology Ophthalmology Optic Nerve Diseases - complications Optic Nerve Diseases - epidemiology Prevalence Rural Population - statistics & numerical data Sex Distribution Urban Population - statistics & numerical data Vision disorders Vision, Low - epidemiology Vision, Low - etiology Visual Acuity Visually Impaired Persons - statistics & numerical data
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Beschreibung
Zusammenfassung:	To evaluate the causes of visual impairment and blindness in adult Chinese in an urban and rural region of Beijing, China. Population-based prevalence survey. From a rural region and an urban region of Greater Beijing, 4439 of 5324 > or=40-year-old invited subjects participated in the study (response rate, 83.4%). Using the World Health Organization (WHO) standard and the United States standard, blindness was defined as best-corrected visual acuity (BCVA) in the better-seeing eye of
ISSN:	0161-6420 1549-4713
DOI:	10.1016/j.ophtha.2006.01.035