Soluble immune checkpoint proteins and association with clinical outcomes of ccRCC patients

Protein namesAdvanced diseaseRecurrenceSurvival
High vs lowaAdjusted OR (95%CI)bP valueAdjusted HR (95%CI)cP valueAdjusted HR (95%CI)cP value
sTIM31 (reference)1 (reference)1 (reference)
2.61 (1.07–6.40)0.041.65 (0.61–4.40)0.323.12 (1.44–6.75)3.94E-03#
sCD271 (reference)1 (reference)1 (reference)
0.62 (0.34–1.16)0.141.44 (0.68–3.03)0.342.80 (1.17–6.67)0.02
sCD281 (reference)1 (reference)1 (reference)
0.45 (0.18–1.16)0.102.30 (0.96–5.51)0.062.71 (1.13–6.47)0.02
sCTLA41 (reference)1 (reference)1 (reference)
1.75 (0.91–3.40)0.102.13 (1.06–4.28)0.031.12 (0.51–2.44)0.78
sIDO1 (reference)1 (reference)1 (reference)
1.25 (0.62–2.54)0.540.48 (0.19–1.23)0.130.49 (0.06–3.99)0.51
sLAG31 (reference)1 (reference)1 (reference)
3.36 (1.55–7.27)2.13E-03#1.38 (0.32–6.00)0.662.21 (0.95–5.15)0.07
sBTLA1 (reference)1 (reference)1 (reference)
0.66 (0.33–1.33)0.250.61 (0.30–1.27)0.196.02 (2.00–18.1)1.39E-03#
sPDL11 (reference)1 (reference)1 (reference)
4.59 (0.91–23.3)0.071.51 (0.89–2.56)0.121.57 (0.70–3.49)0.27
sPDL21 (reference)1 (reference)1 (reference)
0.53 (0.18–1.57)0.252.51 (1.46–4.34)9.33E-04#2.39 (0.97–5.88)0.06

Abbreviations: OR Odds ratio, HR Hazard ratio, CI Confidence interval. Significant values in bold font

aHigh- and low-level groups dichotomized by the logistic regression spline model [12]

bAdjusted by age, gender, smoking, BMI, diabetes, and hypertension

cAdjusted by age, gender, smoking, BMI, diabetes, hypertension, histology, grade, stage and treatment

# Significant after Bonferroni adjustment for multiple testing