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Table6 The cytological 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 82.9 (34/41, 68.7–91.5) 78.3 (18/23, 58.1–90.3) 88.9 (16/18, 67.2–96.9)
Specificity 75.0 (3/4, 30.1–95.4) 100 (2/2, 34.2–100) 50.0 (1/2, 9.5–90.5)
PPV 97.1 (34/35, 85.5–99.5) 100 (18/18, 82.4–100) 94.1 (16/17, 73.0–99.0)
NPV 30.0 (3/10, 10.8–60.3) 28.6 (2/7, 8.2–64.1) 33.3 (1/3, 6.1–79.2)
Accuracy 82.2 (37/45, 68.7–90.7) 80.0 (20/25, 60.9–91.1) 85.0 (17/20, 64.0–94.8)
  1. EUS-FNA, endoscopic ultrasound-guided fine needle aspiration; GI, gastrointestinal tract; CI confidence interval; PPV, positive predictive value; NPV, negative predictive value