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Table 1 Univariate analysis of overall survival and progression-free survival time

From: Prognostic analysis of early-stage squamous cell carcinoma of the vulva

Risk factors Overall survival Progression-free survival
Number of patients OS at five years (%) Log-rankPvalue PFS at five years (%) Log-rankPvalue
Age (years)    0.661   0.941
 ≤50 6 83.3   83.3  
 50 to 60 14 91.7   91.7  
 >60 15 78.6   71.4  
FIGO stage    0.733   0.637
 1a 5 100   100  
 1b 30 81.5   77.8  
Tumor location    0.047   0.039
 Lateral 9 64.8   66.7  
 Medial 26 87.0   87  
Grade    0.493   0.458
 I 26 84.0   84.0  
 II 7 62.5   83.3  
 III 2 50.0   50.0  
Morphology    0.028   0.042
 cauliflower 26 91.3   87.0  
 nodular 9 66.7   62.5  
Lymph node clinical state    0.014   0.022
 not increased and active 16 73.3   66.7  
 increased and hard 17 92.9   92.9  
 syncretic 2 50.0   50.0  
invasion depth (mm)    0.842   0.918
 ≤1 5 100   100  
 1 to 4 10 80.0   70.0  
 5 to 7 10 62.5   62.5  
 >7 10 75.0   75.0  
Surgical treatment    0.005   0.003
Local excision 2 83.9   83.9  
Radical vulvectomy and en bloc resection of inguinofemoral lymph nodes 12 81.8   72.7  
Radical vulvectomy and en bloc resection of inguinofemoral and pelvic lymph nodes 21 50.0   50.0  
  1. FIGO, International Federation of Gynecology and Obstetrics; OS, overall survival; PFS, progression-free survival.