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Table 1 Meta-analysis of of diagnostic accuracy of brain natriuretic peptides (BNP) for heart failure using the left ventricular ejection fraction of 40% or less as reference standard

From: Meta-analysis and meta-modelling for diagnostic problems

  Diseased Healthy  
Study i yi(TP) mi− yi(FN) xi(TN) ni− xi(FP) ni+ mi
Bettencourt 2000 29 7 46 19 101
Choy 1994 34 6 22 13 75
Valli 2001 49 9 78 17 153
Vasan 2002a 4 6 1612 85 1707
Vasan 2002b 20 40 1339 71 1470
Hutcheon 2002 29 2 102 166 299
Landray 2000 26 14 75 11 126
Smith 2000 11 1 93 50 155