BRAF

Mutant

Multif

Ocality

Tumor

Size

Lymph-Node

Metastasis

Presence of

Tumor Capsule

Bundle

Invasion

Intramuscular

Cancer Thrombus

+

>1

≤1

>1

≤1

+

+

+

+

Children and teenager

(n = 7)

2

5

2

5

6

1

7

0

7

0

0

7

1

6

Adult (=100)

87

13

39

61

39

61

63

37

62

38

8

92

7

93

x2

C

C

C

F

F

F

F

P

0.001

0.883

0.043

0.046

0.049

1.000

<0.001