Table 2.

Correlations between γδ, CD4⁺ and CD8⁺ T, and FoxP3⁺ cell Expression and Clinicopathologic Characteristics in Breast Cancer Patients.

	γδ T (n=46)		P	FoxP3 (n=81)		P	CD4 (n=81)		P	CD8 (n=81)		P
	≤9	>9		≤12	>12		≤16	>16		≤13	>13
Age
<60 years	12	11		23	18		23	18		14	25
≥60 years	11	12	0.878	21	18	0.982	24	15	0.789	21	20	0.247
Tumor stage
I	17	0		24	6		27	3		7	23
II	6	10		18	12		15	15		15	15
III	1	12	1.19×10−6	3	18	1.69×10−5	6	15	2.75×10−5	13	8	0.015
Tumor size
<2.1 cm	15	8		27	14		30	11		15	24
≥2.1 cm	9	14	0.101	17	22	0.075	17	22	0.014	20	21	0.481
Nodal status
Negative	21	4		30	12		32	10		11	31
positive	3	18	9.94×10−6	15	24	0.006	16	23	0.003	24	15	2.84×10−3
ER status
Negative	8	3		12	11		11	12		7	16
Positive	16	19	0.223	33	25	0.890	37	21	0.285	28	30	0.225
HER2
High	2	12		10	12		13	9		11	11
Low	21	7		29	14		28	15		15	28
Negative	2	2	0.002	3	7	0.049	2	8	0.033	6	4	0.249
Relapse-free Survival
No-recurrance	24	8		39	16		38	17		12	35
Recurrence	0	14	1.27×10−5	3	14	3.04×10−4	7	10	0.073	15	19	2.67×10−5
Overall Survival
Alive	24	7		40	16		37	19		17	39
Died	0	15	3.97×10−6	5	20	4.89×10−5	11	14	0.105	18	7	1.14 ×10−3

Note: Evaluated by χ2 test. Abbreviations: ER, estrogen receptor; HER2, human epidermal growth factor receptor 2; FoxP3, forkhead box protein P3.