Table 1.
Patient demographics
|
GEPa Class 1 (n = 117) |
GEP Class 2 (n = 42) |
P value | |
|---|---|---|---|
| Gender | 0.009 | ||
| Male | 65 (55%) | 33 (79%) | |
| Female | 52 (45%) | 9 (21%) | |
| Age | 55.8 (SDb =14.5) | 66.0 (SD = 13.9) | 0.0001 |
| Site | 0.5507 | ||
| Extremity | 48 (41%) | 17 (40%) | |
| Head & Neck | 17 (15%) | 9 (21%) | |
| Trunk | 52 (44%) | 16 (38%) | |
| Ulceration | < 0.0001 | ||
| No | 107 (91%) | 14 (33%) | |
| Yes | 10 (9%) | 28 (67%) | |
| Breslow thickness | 1.4 (SD = 1.1) | 3.7 (SD = 2.7) | < 0.0001 |
| T stage | < 0.0001 | ||
| T1 | 50 (43%) | 1(2%) | |
| T2 | 51 (44%) | 11 (26%) | |
| T3 | 13 (10%) | 14 (33%) | |
| T4 | 3 (3%) | 16 (38%) | |
| SNBc result | 0.0105 | ||
| Positive | 10 (9%) | 10 (24%) | |
| Negative | 107 (91%) | 32 (76%) | |
| AJCCd stage | < 0.0001 | ||
| Stage I | 91 (78%) | 5 (12%) | |
| Stage II | 16 (13%) | 24 (57%) | |
| Stage III | 10 (9%) | 13 (31%) |
a
gene expression profile
b
standard deviation
c
sentinel node biopsy
d
American Joint Committee on Cancer