Skip to main content

Table 2 Kaplan-Meier analysis of 5-year disease-free and melanoma-specific survival

From: Superficial and deep lymph node dissection for stage III cutaneous melanoma: clinical outcome and prognostic factors

Clinical and pathological factors Disease-free survival Melanoma-specific survival
Age (years)   
≤50 45.3 64.1
>50 28.9 52.2
P value 0.0098 0.03
Method of diagnosis   
Sentinel lymph node biopsy 41.3 69.3
Clinical 29.2 43.7
P value 0.4 0.004
Primary site   
Trunk 22.6 45.2
Lower extremity 41.5 62.7
Unknown 37.5 50
P value 0.1 0.5
T stage   
T1 to T2 52.9 73.5
T3 27.8 47.2
T4 41.5 65.8
P value 0.2 0.4
Ulceration   
No 36.8 58.6
Yes 29.3 54.4
P value 0.6 0.2
Number of positive lymph nodes   
1 (N1) 41.7 65.5
2 or 3 (N2) 36.4 54.5
≥4 (N3) 7.1 14.3
P value 0.007 0.0009
Extent of nodal involvement   
Superficial 34.9 55.6
Superficial + deep 19.05 33.3
P value 0.001 0.001