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Table 2 Univariate survival analysis (Kaplan-Meier) and log rank test

From: Down-regulation of the pro-apoptotic XIAP associated factor-1 (XAF1) during progression of clear-cell renal cancer

Characteristic No. of cases No. of events Two-year survival rate (± SE) in % p-value
XAF1 expression   291 103   
  Low 152 66 71.8 ± 3.7 0.018
  High 139 37 84.7 ± 3.1  
PT-Status      < 0.001
  pT1/2 145 28 92.3 ± 2.2  
  pT3/4 146 75 63.7 ± 4.0  
Fuhrman grade      < 0.001
  G 1/2 129 25 88.1 ± 2.9  
  G 3/4 162 78 69.4 ± 3.7  
Metastases      < 0.001
  M0/x 241 68 84.8 ± 2.3  
  M1 50 35 43.7 ± 7.3  
  1. Survival times of patients with clear-cell RCC according to clinico-pathological characteristics and nuclear XAF1 protein expression levels.