Table 4.
Chi-square analysis of depth and stage
| AJCC stage | Depth | Total | |
|---|---|---|---|
| Deep | Superficial | ||
| IIA | 2 | 9 | 11 |
| III | 22 | 3 | 25 |
| Total | 24 | 12 | 36 |
AJCC = American Joint Commission on Cancer; p < 0.001.
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