Table 1 Major clinico-pathological variables according to IDO1 status in hormone-receptor positive breast cancer

From: Objective measurement and clinical significance of IDO1 protein in hormone receptor-positive breast cancer

	IDO1 status
	IDO1-low	IDO1-high	P value
Age (years)
< 50	45	47	0.81
≥ 50	136	134	0.81
Tumor size (cm)
≤ 2	89	93	0.36
> 2	83	71	0.36
Histologic grade
1-2	73	47	0.46
3	41	33	0.46
Nuclear grade
1-2	74	77	0.99
3	28	29	0.99
Lymph node status
Negative	105	117	0.17
Positive	76	63	0.17
TNM Stage
I-II	138	140	0.19
III	37	26	0.19

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