Table 2. Association between PSCA SNPs and age of breast cancer patients.

Age(years)	genotype distributions(case/control)			Co-dominant		Dominant		Recessive		Allele
	AA	Aa	aa	P	OR (95%CI)	P	OR (95%CI)	P	OR (95%CI)	P	OR (95%CI)
	rs2294008
<49	135/157	128/131	31/23	0.46m 0.13n	1.14(0.81-1.59)m 1.57(0.87-2.82)n	0.26	1.20 (0.87-1.65)	0.18	1.48 (0.84-2.60)	0.15	1.20 (0.94-1.53)
≥49	138/142	103/116	25/14	0.62m 0.08n	0.91(0.64-1.30)m 1.84(0.92-3.68)n	0.94	1.01 (0.72-1.42)	0.06	1.91 (0.97-3.76)	0.40	1.12 (0.86-1.47)
	rs2976392
<49	156/163	117/130	21/18	0.72m 0.56n	0.94(0.67-1.31)m 1.22(0.63-2.37)n	0.87	0.97 (0.71-1.34)	0.50	1.25 (0.65-2.40)	0.89	1.02 (0.79-1.31)
≥49	131/135	113/117	22/20	0.98m 0.71n	1.00(0.70-1.42)m 1.13(0.59-2.18)n	0.93	1.02 (0.72-1.42)	0.90	0.98 (0.70-1.38)	0.81	1.03 (0.79-1.34)
	rs2978974
<49	135/159	142/138	17/14	0.25m 0.34n	1.21(0.87-1.68)m 1.43(0.68-3.01)n	0.20	1.23 (0.90-1.70)	0.48	1.30 (0.63-2.69)	0.21	1.17 (0.91-1.51)
≥49	119/124	117/118	29/30	0.86m 0.98n	1.03(0.72-1.48)m 1.01(0.57-1.78)n	0.87	1.03 (0.73-1.44)	0.98	1.00 (0.58-1.70)	0.92	1.01 (0.79-1.31)

A: Major allele; a: Minor allele;

m= Heterozygote model;

n= Homozygote model; OR: odds ratio; 95%CI: confidence interval.