Table 1.
Patient and Tumor Characteristics of 292 Patients with Stage I Cutaneous Malignant Melanoma
| Characteristic | n | % |
|---|---|---|
| Total no. of patients | 292 | 100 |
| Age (years) | ||
| Mean (SD) | 55.9 (15.2) | |
| Range | 19.0–89.7 | |
| Anatomic site | ||
| Head and neck | 47 | 16 |
| Trunk and perineum | 145 | 50 |
| Upper limbs | 44 | 15 |
| Lower limbs | 56 | 19 |
| Bleeding* of the primary tumor | ||
| Yes | 76 | 26 |
| No | 119 | 41 |
| Unknown | 97 | 33 |
| Sex | ||
| Male | 143 | 49 |
| Female | 149 | 51 |
| Disease recurrence | ||
| Yes | 84 | 29 |
| No | 208 | 71 |
| Cause of death | ||
| Malignant melanoma | 52 | 18 |
| Other | 40 | 14 |
| Alive | 200 | 68 |
| Clark’s level | ||
| I | 12 | 4 |
| II | 54 | 18 |
| III | 82 | 28 |
| IV | 119 | 41 |
| V | 25 | 9 |
| Tumor thickness | ||
| ≤0.75 mm | 64 | 22 |
| 0.76–1.50 mm | 69 | 23 |
| 1.51–4.0 mm | 99 | 34 |
| >4.0 mm | 41 | 14 |
| Not possible to analyze | 19 | 6 |
| TNM category | ||
| pT1-T2, N0, M0 | 131 | 45 |
| pT3, N0, M0 | 115 | 39 |
| pT4, N0, M0 | 46 | 16 |
*Either as an anamnestic information or as a clinical sign observed by the treating physician.