Table 1.
Diagnostic Accuracy, by Lesion Characteristic1
| Characteristic | Lesions, n (%) | Accuracy, % (95% CI) |
|---|---|---|
| In situ melanoma | 74 (40) | 57.5 (53.1–61.8) |
| Invasive melanoma | 110 (60) | 81.7 (78.8–84.4) |
| Breslow thickness2 (mm) | ||
| <0.50 | 38 (21) | 60.2 (54.0–66.1) |
| 0.51 – 0.80 | 27 (15) | 84.1 (78.1–89.0) |
| 0.81 – 1.00 | 13 (7) | 94.5 (87.6–98.2) |
| 1.01 – 2.00 | 18 (10) | 100 (97.1–100) |
| 2.01 – 4.00 | 9 (5) | 100 (94.3–100) |
| >4.00 | 5 (3) | 100 (90.0–100) |
CI = confidence interval.
1
Values are aggregated responses for all 7 observers.
2
For 110 invasive melanomas.