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Table 4 The overall diagnostic capability for malignancy in EUS-FNA for pelvic lesions

From: Endoscopic ultrasound-guided fine-needle aspiration of pelvic lesions via the upper and lower gastrointestinal tract approaches

  All patients
% (n, 95%CI)
Upper GI
% (n, 95%CI)
Lower GI
% (n, 95%CI)
Sensitivity 97.6 (40/41, 87.4–99.6) 100 (23/23, 85.7–100) 94.4 (17/18, 74.2–99.0)
Specificity 100 (4/4, 51.0–100) 100 (2/2, 34.2–100) 100 (2/2, 34.2–100)
PPV 100 (40/40, 91.2–100) 100 (23/23, 85.7–100) 100 (17/17, 81.2–100)
NPV 80.0 (4/5, 37.6–96.4) 100 (2/2, 34.2–100) 66.7 (2/3, 20.8–93.9)
Accuracy 97.8 (44/45, 88.4–99.6) 100 (25/25, 86.7–100) 95.0 (19/20, 76.4–99.1)
  1. EUS-FNA, endoscopic ultrasound-guided fine needle aspiration; GI, gastrointestinal tract; CI confidence interval; PPV, positive predictive value; NPV, negative predictive value