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Table 5 Kaplan–Meier postoperative survival analysis (log-rank test) according to clinical-pathological factors

From: Time-varying pattern of recurrence risk for localized melanoma in China

VariablemRFS(months)P
Sex 0.135
 Male12 
 Female13 
Age 0.854
 ≤ 6513 
 > 6512 
Pathological type 0.001
 Mucosal melanoma11 
 Cutaneous melanoma14 
Clinical subtypes for cutaneous melanoma0.009
 Acral16 
 CSD/N-CSD12 
Primary site for mucosal melanoma 0.798
 Head and neck11 
 Genitourinary tract12 
 Digestive tract12 
 Respiratory tract13 
Primary tumor thickness for cutaneous melanoma< 0.01
 ≤ 4.0 mm30 
 > 4.0 mm12 
Ulceration for cutaneous melanoma 0.012
 Present13 
 Absent15 
Regional lymph node metastasis for cutaneous melanoma< 0.001
 Yes8 
 No24 
Stage for cutaneous melanoma < 0.001
 I82 
 II20 
 III8 
Wound infection for cutaneous melanoma< 0.001
 Yes6 
 No15 
Adjuvant therapy for cutaneous melanoma0.021
 Yes15 
 No13 
Adjuvant therapy for mucosal melanoma0.302
 Yes12 
 No11 
  1. CSD melanoma on skin with chronic sun-induce damage, non-CSD melanoma on skin without chronic sun-induced damage