Submitted for Publication: March 16, 2012; revised June 5, 2012; accepted June 11, 2012.
Author Contributions: Dr Holmström had full access to all the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by the Swedish Association of Visually Impaired, the Swedish Association of Visually Impaired in former M-Ian, Region Skane, and the Nordstromer Foundation.
Additional Contributions: We acknowledge our ROP screening colleagues in Sweden: P. Agervi, B. Arif, I. Axelsson, I. Berndtson, B. Billing, E. Bonthron, L. Böhmer, B. Carlsson, P. Carlström, G. Cernerud, M. Cheraghchi, A. Collath, E. Czechowska, A. Felix, Y. Friberg Riad, Å. Fridman, A. Gierow, M. Groth, A. Gundersen, N. Hagwall, M. Hammarbäck, K. Hallnäs, L. Hilmertz, C. Holm, K. Holm, M. Holmlund, E. Hörnblad, A.-L. Hård, Kent Johansson, Kristina Johansson, P. Karlsson, L. Kjellberg, T. Kjellberg, T. Krebser, E. Larsson, U. Liden, C. Liljedahl, H. Lind, A. Lindberg, G. Lindgärde, C. Lundberg, I. Lundqvist, S. Löfgren, T. Marczuk, Å. Nilsson, B. Nordin, Å. Nygårdh, G. Olsson-Lalor, G. Pehrsson-Palmqvist, Å. Persson, A. Reinis, K. Remes, A. Sellman, L. Sjödell, B. Sjödin-Backlund, B. Sunnqvist, S. Svedenhag, K. Teär-Fahnehjelm, P. Törnquist, O. Wennhall, I. Westborg, Å. Wieslander, M. Wyon, A. Östberg, K. Östling, and H. Åkerblom.