Table 2. Correlation between FoxP3+ tumor-infiltrating lymphocyte (TIL) density in stromal compartment of tumor center and clinicopathological variables.

		% of FoxP3+ TILs in stromal tumor center	p
Age			0.76
	>60 years	0.58±0.27
	≤60 years	0.62±0.33
Tumor differentiation			0.36
	well/moderate	0.61±0.28
	poor	0.48±0.14
Tumor location			0.21
	rectal/left colon	0.47±0.19
	right colon	0.62±0.26
Wall invasion			0.01
	T1–3	0.69±0.31
	T4	0.40±0.08
Node invasion			<0.001
	N0	0.76±0.30
	N+	0.34±0.06
TNM stage			0.001
	I–II	0.78±0.31
	III–IV	0.36±0.07
VELIPI			0.002
	no	0.84±0.34
	yes	0.41±0.08

TILs: tumor-infiltrating lymphocytes, VELIPI: vascular emboli or lymphatic invasion or perineural invasion.