close to significancep -value = 0.064
In the univariate OS analyses, no significant association with immune-related biomarkers was observed ( Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 ), although the association between B7-H4 expression and reduced OS was close to significance (4.37 vs. 9.83 months; p -value = 0.064, Figure 6 ).