Table 3. Primary Tumor Characteristics.
Data presented as n (%) or mean ± SD. C&E: curettage and electrodesiccation. MMS: Mohs micrographic surgery. WLE: wide local excision.
| Local Recurrence | No Recurrence | P-value | |
|---|---|---|---|
|
|
|||
| N | 19 (8.4) | 206 (91.6) | |
| Perineural Invasion | |||
| Absent | 19 (8.5) | 205 (91.5) | 0.916 |
| Present | 0 | 1 (100) | |
| Desmoplasia | |||
| Absent | 18 (8.2) | 202 (91.8) | 0.359 |
| Present | 1 (20.0) | 4 (80.0) | |
| Differentiation | |||
| Moderate-Well | 17 (7.9) | 199 (92.1) | 0.17 |
| Poor | 2 (22.2) | 7 (77.8) | |
| Anatomic Location | |||
| Not on Ear or Lip | 16 (7.8) | 189 (92.2) | 0.231 |
| On Ear or Lip | 3 (15.0) | 17 (85.0) | |
| Mean Diameter (mm) | 15.8 ± 15.3 | 10.2 ± 7.1 | 0.007 |
| < 20mm | 11 (5.9) | 177 (94.2) | |
| ≥ 20mm | 5 (26.3) | 14 (73.7) | |
| Not Noted | 3 (16.7) | 15 (83.3) | 0.009 |
| Treatment Modality | |||
| C&E / Local Destruction | 2 (3.5) | 55 (96.5) | |
| Surgical (MMS, WLE) | 15 (8.7) | 147 (91.3) | |
| None/Not Noted | 3 (42.9) | 4 (57.1) | 0.16 |
| AJCC Stage | |||
| 0 | 2 (2.6) | 75 (97.4) | |
| I | 9 (7.6) | 109 (92.4) | |
| II | 5 (3.33) | 10 (66.7) | 0.002 |
| Could not be staged | 3 (20.0) | 12 (80.0) | |
| Patient Age at Diagnosis (years) | 61.8 ± 10.7 | 60.7 ± 10.1 | 0.641 |
| Duration of Immunosuppression at Diagnosis (years) | 10.9 ± 6.5 | 8.2 ± 5.6 | 0.049 |