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Table 2 Univariate analysis for disease-free survival and overall survival

From: Prognostic factors in patients with vulvar cancer treated with primary surgery: a single-center experience

Variables n No. of DODd 5y-DSSe (%) p value No. of death 5y-OSf (%) p value
Age (years)
 70≤ 23 7 51.0 0.146 11 46.4 0.0049
 70≥ 17 7 82.6   7 82.6  
Stage (FIGO 2009)
 Ia 6 0 100 0.0028 0 100.0 0.0093
 Ib 17 2 82.5   5 75.0  
 II 5 2 100   2 100.0  
 III 16 7 55.2   8 55.2  
 IV 4 3 33.3   3 33.3  
Tumor size
 4 cm≤ 17 8 59.9 0.0577 9 54.9 0.0791
 4 cm> 23 6 81.5   9 81.5  
Inguinal LNa metastasis
 Negative 22 4 89.8 0.0059 7 85.4 0.0161
 Positive 18 10 51.9   11 51.9  
Surgical resection margin
 >5 mm 34 10 76.9 0.0243 13 74.1 0.0066
 ≤5 mm 6 4 50.0   5 50.0  
Operation mode
 RLEb 15 5 68.3 0.774 7 68.3 0.521
 RVc 25 9 74.8   11 71.2  
  1. aLymph node
  2. bRadical local excision
  3. cRadical vulvectomy
  4. dDied of disease
  5. eDisease-specific survival
  6. fOverall survival
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