Table 2 Diagnostic measures after one, two, and three needle passes observed in 168 patients who underwent endoscopic ultrasound-guided fine-needle biopsy of solid pancreatic lesions.
| One pass | Two passes | Three passes | Two passes vs one pass | Three passes vs one pass | Three passes vs two passes | |
| CI, confidence interval. | ||||||
| Sensitivity, % (95% CI) | 90.2 (84.6–94.3) |
97.5 (93.8–99.3) |
97.5 (93.8–99.3) |
P =0.009 | P =0.009 | p=1 |
| Specificity, % (95% CI) | 100 (94.3–100) |
100 (93.4–100) |
100 (93.4–100) |
/ | / | / |
| Accuracy, % (95% CI) | 90.5 (85.0–94.1) |
97.6 (94.1–99.3) |
97.6 (94.1–99.3) |
P =0.01 | P =0.01 | P =1 |
| Adequacy, % (95% CI) | 91.1 (85.7–94.9) |
98.2 (95.8–99.3) |
98.2 (95.8–99.3) |
P =0.009 | P =0.009 | P =1 |