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Table 2 Cox model analysis for the association between the HHLA2 expression level and patients’ clinical parameters

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

Variables Univariate analysis Multivariate analysis
HR (95% CI) P HR (95% CI) P
Gender (male: female) 0.923 (0.448–1.901) 0.828 1.415 (0.637–3.145) 0.394
Age (> 60: ≤ 60 years) 2.971 (1.397–6.320) 0.005 3.504 (1.578–7.784) 0.002
Tumor size (> 7: ≤ 7 cm) 2.757 (1.347–5.643) 0.005 1.098 (0.444–2.715) 0.840
TNM stage (II + III + IV: I) 3.762 (1.836–7.705) 0.000 3.745 (1.514–9.260) 0.007
HHLA2 expression (high: low) 3.179 (1.565–6.456) 0.001 3.128 (1.510–6.487) 0.002
  1. Italics signifies P < 0.05
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