Table 3. Test Characteristics.
Number | Sensitivity (95% Confidence Interval) | Specificity (95% Confidence Interval) | Positive Predictive Value | Negative Predictive Value | Likelihood ratio | Correct Classification | |||
---|---|---|---|---|---|---|---|---|---|
OVERALL | N=98 | 32 (15-54) | 88 (78-94) | 47 | 79 | .73 | |||
EXCLUDING CASES POSITIVE IN EPIDERMIS OR DEEP MARGIN ONLY | N=85 | 55 (23-83) | 88 (78-94) | 40 | 75 | 4.42 | 0.83 | ||
Area | Area ≤ 1.74 cm2 | N=41 | 33 (4-78) | 81 (77-98) | 40 | 89 | 3.89 | 0.83 | |
Area >1.74 cm2 | N=43 | 80 (28-99) | 84 (69-94) | 40 | 97 | 5.07 | 0.84 |