Table 2.

XRCC1 rs1799782-polymorphism distribution and association of clinicopathological features of breast cancer

	Cases	XRCC1 rs1799782 (n)		P-value
		CC	CT/TT
Age, years				>0.05
≥49	71	35	36
<49	47	23	24
Tumor size			2	>0.05
≥2 cm	73	40	33
<2 cm	45	18	27
Pathological grade				>0.05
I	13	4	9
II–III	105	54	51
Lymphatic metastasis				<0.05
Positive	47	34	13
Negative	71	24	47
ER				<0.05
Positive	76	43	33
Negative	42	15	27
PR				<0.05
Positive	68	28	40
Negative	50	30	20
HER2				<0.05
Positive	37	9	28
Negative	81	49	32
Ki67				<0.05
High	87	37	50
Low	31	21	10