Variable | n | HRa | 95% CI | p-valueb | |
---|---|---|---|---|---|
Tumor thickness | 0.073 | ||||
≤2.0 mm | 43 | 1 | |||
2.1-4.0 mm | 65 | 1.7 | 0.7 to 4.1 | ns | |
>4.0 mm | 72 | 2.5 | 1.04 to 5.8 | 0.041 | |
Tumor ulceration | 0.083 | ||||
absent | 102 | 1 | |||
present | 78 | 1.6 | 0.9 to 2.6 | ||
Mitotic count (no./mm2) | ns | ||||
<1.7c | 34 | 1 | |||
≥1.7 | 146 | 1.5 | 0.6 to 3.9 | ||
Ki-67 (% pos) | 0.003 | ||||
≤16c | 48 | 1 | |||
>16 | 132 | 3.1 | 1.3 to 7.4 |