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Table5 The histological 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 97.5(39/40, 87.1–99.6) 100 (23/23, 85.7–100) 94.1 (16/17, 73.0–90.0)
Specificity 100 (4/4, 51.0–100) 100 (2/2, 34.2–100) 100 (2/2, 34.2–100)
PPV 100 (39/39, 91.0–100) 100 (23/23, 85.7–100) 100 (16/16, 80.6–100)
NPV 80.0 (4/5, 37.6–96.4) 100 (2/2, 34.2–100) 66.7 (2/3, 20.8–93.9)
Accuracy 97.7 (43/44, 88.2–99.6) 100 (25/25, 86.7–100) 94.7 (18/19, 75.4–99.1)
  1. EUS-FNA, endoscopic ultrasound-guided fine needle aspiration; GI, gastrointestinal tract; CI confidence interval; PPV, positive predictive value; NPV, negative predictive value