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Figure 4 Sensitivity (left), specificity (center), and accuracy (right) of dobutamine stress echocardiography, according to quartiles of meridional end-systolic wall stress (mESS) at peak (1st = lowest quartile [<30 kdyne/cm2], 2nd = 2nd lowest quartile [30 to 38 kdyne/cm2], 3rd = 3rd lowest quartile [39 to 49 kdyne/cm2], 4th = highest quartile [ 50 kdyne/cm2]).
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