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Table 7 Sensitivity and specificity of fistula blood flow measured by sonography in early postoperative period in detection of arteriovenous fistula failure among studied group

From: Role of early postoperative ultrasonography in prediction of AV fistula failure in hemodialysis patients

AUCCutoff pointSensitivity (%)Specificity (%)PPV (%)NPV (%)Accuracy (%)
0.952200.599%89%98%94%97%
  1. PPV positive predictive value, NPV negative predictive value