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Table 1 Characteristics of the 42 AJCC stage IIIC melanoma patients

From: Methylation levels of the "long interspersed nucleotide element-1" repetitive sequences predict survival of melanoma patients

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
  1. *NA, not available
  2. 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