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Diagnostic Accuracy of 2010 and 2019 High Risk Stratification
| 2010 | 2019 | |
|---|---|---|
| No. of HR patients (%) | 165 (62%) | 86 (32%) |
| HR patients with CDL (%) | 79% | 83% |
| OR (95% CI) | 2.59 (1.50–4.47) | 2.35 (1.24–4.44) |
| Sensitivity | 68% (61–75) | 37% (30–44) |
| Specificity | 55% (43–66) | 80% (69–88) |
| PPV | 79% (75–83) | 83% (74–89) |
| NPV | 40% (33–47) | 33% (30–37) |
CDL, choledocholithiasis; CI, confidence interval; HR, high risk; NPV, negative predictive value; OR, odds ratio; PPV, positive predictive value.
