Research Article
Clinical Diagnosis has a High Negative Predictive Value in Evaluation of Malignant Skin Lesions
Table 2
Sensitivity, specificity, positive predictive value, and negative predictive value of clinical diagnosis based on malignancy subtype.
| | | Sensitivity | Specificity | PPV | NPV |
| SCC
N = 23 | 36 (17.19–54.81) | 98.29 (97.90–98.68) | 11.39 (4.39–18.39) | 99.65 (99.47–99.83) | BCC
N = 202 | 91.58 (87.76–95.40) | 93.01 (92.23–93.79) | 50.55 (45.43–55.67) | 99.55 (99.34–99.76) | Bowen
N = 12 | 25 (0.5–49.5) | 99.57 (99.37–99.77) | 15 (0–30.64) | 99.78 (99.64–99.92) | Kaposi’s sarcoma
N = 1 | 100 (2.50–100) | 99.20 (98.93–99.47) | 2.94 (0–8.61) | 100 (99.91–100) | Paget’s disease
N = 3 | 100 (29.24–100) | 100 (99.91–100) | 100 (29.24–100) | 100 (99.91–100) | Malignant melanoma
N = 5 | 80 (44.94–100) | 97.45 (96.97–97.93) | 3.67 (0.15–7.19) | 99.97 (99.92–100) | Lentigo maligna
N = 5 | 40 (0–82.94) | 99.34 (99.10–99.58) | 6.90 (0–16.12) | 99.93 (99.85–100) | Mycosis fungoides
N = 35 | 91.43 (82.16–100) | 95.01 (35.94–95.67) | 13.56 (9.20–17.92) | 99.92 (99.84–100) | Malignant adnexal tumors
N = 29 | 86.21 (73.67–98.75) | 99.61 (99.42–99.80) | 60.97 (46.04–75.90) | 99.90 (99.81–99.99) |
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