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Table 2 Comparison of the results of the evaluation of TR-CVCd by compression technique in relation to the color Doppler technique

From: Ultrasonographic evaluation of deep vein thrombosis related to the central catheter in hemodialytic patients

  Trained medical students PoCUS expert physicians
% IC (95%) % IC (95%)
Sensitivity 59.2 51.6–66.8 100 100
Specificity 89.6 84.9–94.3 94.8 91.4–98.2
PPV 53.3 45.6–61.0 79.4 73.2–85.6
NPV 91.6 87.3–95.9 100 100
Accuracy 84.6 _ 95.7 _