Submitted for publication April 3, 2003; final revision received November 19, 2003; accepted November 19, 2003
From the Dana Center for Preventive Ophthalmology, Wilmer Eye Institute, The Johns Hopkins University, Baltimore, Md (Drs Congdon, Friedman, and Kempen, and Ms Muñoz); Macro International, Inc, Calverton, Md (Ms O'Colmain); Department of Ophthalmology, Erasmus Medical Center, Rotterdam, the Netherlands (Dr Klaver); Department of Ophthalmology, University of Wisconsin, Madison (Dr Klein); Centre for Eye Research Australia, University of Melbourne, East Melbourne, Victoria (Dr Taylor); Department of Ophthalmology, Centre for Vision Research, Westmead Hospital, Westmead, New South Wales, Australia (Dr Mitchell);
Department of Ophthalmology, University of Sydney, Sydney, New South Wales, Australia (Dr Mitchell); and the Department of Preventive Medicine, State University of New York, Stony Brook (Dr Hyman).
This study was supported by funding from Prevent Blindness America, Schaumburg, Ill, and the National Eye Institute, Bethesda, Md.
Members of the Eye Diseases Prevalence Research Group
The members of the Eye Diseases Prevalence Research Group are as follows: The Baltimore Eye Survey, Baltimore, Md: James M. Tielsch; Alfred Sommer; Joanne Katz; Harry A. Quigley. The Barbados
Eye Studies, Barbados, West Indies: M. Cristina Leske; Suh-Yuh Wu; Barbara Nemesure; Anselim Hennis; Leslie Hyman; Andrew Schachat. Beaver Dam Eye Study, Beaver Dam, Wis: Barbara E. K. Klein; Ronald Klein; Kristine E. Lee; Scot E. Moss; Sandra C. Tomany. Blue Mountains Eye Study, Sydney, New South Wales, Australia: Paul
Mitchell; Jie Jin Wang; Elena Rochtchina; Wayne Smith; Robert G. Cumming. The Melbourne Visual Impairment Project, Melbourne, Victoria, Australia: Hugh R. Taylor; Cathy McCarty; Bickol Mukesh. The Center for Eye Research, Melbourne: LeAnn M. Weih; Patricia M. Livingston; Mylan Van Newkirk; Cara L. Fu; Peter Dimitrov;
Matthew Wensor. Proyecto VER (Vision Evaluation Research), Nogales and Tucson, Ariz: Sheila West;
Jorge Rodriguez (deceased); Aimee Broman; Robert Snyder. Rotterdam Eye Study, Rotterdam,
the Netherlands: Paulus T. V. M. de Jong; M. Kamran Ikram; Caroline C. W. Klaver; Roger C. W. Wolfs; Simone de Voogd; Johannes Vingerling; Redmer van Leeuwen, MD. Salisbury Eye Evaluation Project, Salisbury, Md:
Sheila West; Gary Rubin; Karen Bandeen Roche; Beatriz Muñoz; Kathy Turano; Oliver Schein; Donald Duncan.