Table 3.

Log-rank Mantel-Cox analysis of stratified variables in survival by tumor AJCC status in CRC patients.

Variables	Stratified variables	AJCC I+II			p	AJCC III+IV			p
		No. Total	No. Events	Survival Mean (95% CI)		No. Total	No. Events	Survival Mean (95% CI)
HLA-G	low	16	8	70.4 (53.9 – 87.0)	0.024	25	19	37.2 (26.5 – 47.9)	0.300
	high	15	11	43.4 (30.5 – 56.2)		26	22	30.4 (21.1 – 39.7)
ILT-2	low	18	10	64.7 (48.3 – 81.1)	0.114	24	18	36.7 (25.8 – 47.5)	0.730
	high	13	9	46.3 (32.1 – 60.4)		27	23	31.3 (22.0 – 40.5)
ILT-4	low	19	8	73.6 (59.3 – 87.8)	0.001	21	12	47.4 (34.5 – 60.3)	0.020
	high	12	11	36.2 (22.4 – 50.0)		30	29	25.5 (18.0 – 33.0)
PD-L1	low	14	8	67.9 (49.4 – 86.3)	0.029	21	18	34.2 (23.4 – 45.0)	0.382
	high	12	10	41.3 (27.5 – 55.0)		23	23	23.8 (15.6 – 32.1)