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Table 1 Association between the HHLA2 expression in ccRCC tissues and the patients’ clinical parameters

From: Overexpression of HHLA2 in human clear cell renal cell carcinoma is significantly associated with poor survival of the patients

Clinical parameters Cases HHLA2 expression level χ 2 P
Low (H-score ≤ 90) High (H-score > 90)
Gendera 0.278 0.598
 Male 56 38 18   
 Female 30 22 8   
Age (years)a 0.059 0.809
 ≤ 60 48 34 14   
 > 60 38 26 12   
Tumor size (cm) 4.155 0.042
 ≤ 7 66 50 16   
 > 7 21 11 10   
TNM stage 4.161 0.041
 I + II 81 59 22   
 III + IV 6 2 4   
  1. Italics signifies P < 0.05
  2. aOne case missing data was excluded
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