Table 3. Association between iNOS levels and % sTILs.

iNOS Levels	Median % sTILS	Range	P value*	N
Negative	17.5	5-90	Ref	27
Low	15.0	2-80	0.272	79
Moderate	10.0	0-80	0.038	59
High	15.0	2-80	0.177	34

*Kwallis non-parametric test comparing sTILs levels in iNOS low, moderate and high tumors to iNOS negative tumors.