RT Journal T1 Data error in text in: How to use an article about genetic association: a: background concepts JF JAMA JO JAMA YR 2009 FD March 11 VO 301 IS 10 SP 1024 OP 1024 DO 10.1001/jama.301.10.1024-c UL http://dx.doi.org/10.1001/jama.301.10.1024-c AB Data Error in Text: In the Users' Guides to the Medical Literature article entitled “How to Use an Article About Genetic Association: A: Background Concepts,” published in the January 7, 2009, issue of JAMA (2009;301[1]:74-81), an incorrect number appeared on page 81. In the penultimate paragraph, the second sentence should have read, “If there is no linkage, allele A at SNP A and allele B at SNP B will be found together in the same person 0.80 × 0.60 = 48% of the time, ie, consistent with chance.”