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Table 4 Correlation matrix

From: Immunohistochemical expression of epidermal growth factor receptor (EGFR) in oral squamous cell carcinoma in relation to proliferation, apoptosis, angiogenesis and lymphangiogenesis

  PCNA P53 EGFR extent score EGFR Intensity score VEGF D2-40 positive tumor cells Intratumoral LVD Peritumoral LVD Total LVD
P53 0.34(*)         
EGFR extent score -0.19 0.16        
EGFR Intensity score 0.03 0.01 0.25       
VEGF 0.07 0.11 0.18 0.25      
D2-40 positive tumor cells -0.01 0.28 0.1 0.07 -0.09     
Intratumoral LVD 0.07 0.26 0.35(*) 0.33(*) 0.08 0.39(*)    
Peritumoral LVD 0.01 -0.01 0.02 0.36(*) 0.2 0.22 0.62(*)   
Total LVD 0.07 0.11 0.18 0.36(*) 0.15 0.32(*) 0.85(*) 0.92(*)  
Tumor staging -0.06 0.13 -0.09 0.09 -0.05 -0.26 -0.09 0.04 -0.04
Tumor grading -0.08 0.03 -0.01 0.05 0.09 0.15 0.2 0.43(*) 0.32(*)
Tumor size -0.06 0.01 -0.18 -0.13 -0.03 -0.32(*) -0.05 0.1 0.04
Lymph node staging -0.02 0.22 0.05 0.25 0.03 -0.08 -0.01 0.12 0.06
Age 0.31 0.31 0.07 0.03 -0.2 0.08 -0.04 -0.28 -0.15