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Table 4 univariate and multivariate survival analysis

From: Prognostic value of PD-L1 expression on tumor cells combined with CD8+ TIL density in patients with locally advanced non-small cell lung cancer treated with concurrent chemoradiotherapy

  Survival p-value
  at 12 months (%) at 24 months (%) univariate Analysis multivariate Analysis
Age
  ≤ 65 years 56 19   
  > 65 years 80 27 0.676  
Gender
 Female 80 20   
 Male 65 23 0.629  
Karnofsky performance status
  > 80% 75 30   
  ≤ 80% 55 10 0.041 0.077
UICC stage
 III 64 21   
 IV 100 33 0.537  
T category
 1–2 67 0   
 3–4 68 28 0.395  
N category
 0–1 33 0   
 2–3 71 25 0.299  
Histology
 Squamous cell carcinoma 69 25   
 Non- Squamous cell carcinoma 67 20 0.935  
Tobacco consumption (PY)
 0 75 25   
 20–40 50 12,50   
  > 40 73 27 0.758  
Grading
 Moderately differentiated 50 50   
 Poorly differentiated 67 19   
 anaplastic 100 50 0.758  
PD-L1 expression
 0% 86 29   
  ≥ 1% 50 19 0.048 0.648
CD8+ TILs density
  ≤ 40% 70 40   
  > 40% 61 17 0.055  
TIME type
 I 100 60   
 II 50 20   
 III 71 14   
 IV 40 20 0.05 0.048