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Table 1 Sensitivity, specificity, positive and negative predictive value for regional PWV testing in predicting regional aortic dilatation in TAA patients.

From: Coupling between regional aortic pulse wave velocity and luminal diameters in patients with thoracic aortic aneurysm: initial results from the ACTA study

Segment sensitivity specificity positive predictive value negative predictive value
S1 (n=39) 2/15 18/24 2/8 18/31
S2 (n=37) 1/6 21/32 1/11 21/26
S3 (n=40) 3/4 32/36 3/7 32/33
S4 (n=40) 0/2 32/38 0/6 32/34
S5 (n=38) 1/1 34/37 1/4 34/34