|
Variable
|
n. patients
|
%
|
|---|
|
Age, years
| | |
|
Median
|
54
| |
|
Range
|
29-83
| |
|
Gender
| | |
|
Male
|
27
|
64
|
|
Female
|
15
|
36
|
|
Localization of primary tumor
| | |
|
extremities
|
14
|
33
|
|
trunk
|
23
|
55
|
|
head & neck
|
3
|
7
|
|
NA*
|
2
|
5
|
|
Breslow thickness of primary tumor
| | |
|
≤2.0 mm
|
13
|
31
|
|
>2.0 mm
|
22
|
52
|
|
NA
|
7
|
17
|
|
Clark level of primary tumor
| | |
|
1- 3
|
12
|
29
|
|
4-5
|
24
|
57
|
|
NA
|
6
|
14
|
|
Ulceration of primary tumor
| | |
|
No
|
10
|
24
|
|
Yes
|
30
|
71
|
|
NA
|
2
|
5
|
|
N. lymph nodes involved
| | |
|
1
|
9
|
21
|
|
>1
|
33
|
79
|
|
LDH
| | |
|
Low†
|
28
|
67
|
|
High
|
11
|
26
|
|
NA
|
3
|
7
|
- *NA, not available
- † low LDH is established as LDH values ≤ 0.8 times the upper limit of normal; high LDH is defined as LDH values > 0.8 times the upper limit of normal
