| Number of cases/controls | Sensitivity (%) | Specificity (%) |
---|---|---|---|
Overall series | 73/65 | 84.9 (95% CI, 76.7–93.1) | 63.1 (95% CI, 51.4–74.8) |
51–70 years old | 46/51 | 76.1 (95% CI, 63.8–88.4) | 64.7 (95% CI, 51.6–77.8) |
> 70 years old | 27/14 | 77.8 (95% CI, 62.1–93.5) | 78.6 (95% CI, 57.1–100.0) |