Table 4 Cox regressions, hazard for metastasis

Patient age at diagnosis^a

-0.1

0.2

0.6

0.44

0.9

0.6

1.2

Patient sex, male vs. female

-0.1

0.5

0.1

0.84

0.9

0.3

2.3

Tumor diameter, mm^b

0.3

0.1

8.6

0.003

1.4

1.1

1.7

Tumor thickness, mm^b

0.1

0.1

0.5

0.46

1.1

0.9

1.3

SerUM-Px^c

0.9

0.3

6.6

0.010

2.4

1.2

4.6

Multivariate

Tumor diameter, mm^b

0.4

0.1

11.1

0.001

1.4

1.2

1.8

SerUM-Px^c

1.1

0.4

8.5

0.004

3.1

1.5

6.8

Multivariate

Patient sex, male vs. female

0.5

0.5

0.9

0.34

1.7

0.6

5.1

Tumor diameter, mm^b

0.4

0.1

11.0

0.001

1.5

1.2

1.9

SerUM-Px^c

1.2

0.4

9.1

0.003

3.2

1.5

6.9

^aPer increasing decade. ^bPer increasing mm. ^cPer increasing metastatic risk category.