0121-0793 0121-0793 S0121-07932018000100029 10.17533/udea.iatreia.v31n1a03 Colombia Colombia Colombia 00 03 2018 00 03 2018 31 1 29 35

1 2008 84 2 2 95-9 2 2010 111 9 9 514-7 3 2011 24 3 3 250-8 4 2001 14 40 40 58-9 5 2013 97 7 7 816-9 6 BOOST II United Kingdom Collaborative Group; BOOST II Australia Collaborative Group; BOOST II New Zealand Collaborative Group 2013 368 22 22 2094-104 7 2012 367 26 26 2515-26 8 2008 84 2 2 89-94 9 2011 364 7 7 656-65 10 Early Treatment for Retinopathy of Prematurity Cooperative Group 2004 102 233-48 11 International Committee for the Classification of Retinopathy of Prematurity 2005 123 7 7 991-9 12 2013 13 BEAT-ROP Cooperative Group 2011 364 7 7 603-15 14 2015 15 20 15 2005 139 5 5 900-5 16 2015 9 2027-32 17 2015 78 6 6 340-3 18 2016 41 8 8 1092-7 19 2015 15 20 20 2016 8 135-40 21 2010 14 5 5 457-9 22 2008 246 7 7 1061-3 23 2012 3 1 1 136-41 24 2015 46 4 4 432-8