title: The Early Treatment for Retinopathy of Prematurity Clinical Trial: presentation by subgroups versus analysis within subgroups.
authors.affiliation: University of Texas-Houston, School of Public Health, 1200 Herman Pressler, Houston, TX 77030, USA. Robert.J.Hardy@uth.tmc.edu
authors.forename: R J
authors.initials: RJ
authors.lastname: Hardy
authors.forename: W V
authors.initials: WV
authors.lastname: Good
authors.forename: V
authors.initials: V
authors.lastname: Dobson
authors.forename: E A
authors.initials: EA
authors.lastname: Palmer
authors.forename: B
authors.initials: B
authors.lastname: Tung
authors.forename: D L
authors.initials: DL
authors.lastname: Phelps
authors.forename: M J
authors.initials: MJ
authors.lastname: Shapiro
authors.forename: W A J
authors.initials: WA
authors.lastname: van Heuven
mesh_terms: D003627:Data Interpretation, Statistical; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D053685:Laser Therapy; D016032:Randomized Controlled Trials as Topic; D012107:Research Design; D012178:Retinopathy of Prematurity / Q000601:surgery*; D012307:Risk Factors; D016896:Treatment Outcome