Table 1.

Correlations between the expression levels of PLAC2 and patients’ clinical data.

Variables	Groups	Cases	High (n = 26)	Low (n = 30)	χ2	p value
Age	>  65 (years)	34	16	18	0.01	0.91
	<= 65 (years)	22	10	12
Gender	Male	40	19	21	0.06	0.80
	Female	16	7	9
Multifocal tumors	Yes	24	10	14	0.38	0.64
	No	32	16	16
CIS	Yes	12	5	7	0.14	0.71
	No	44	21	23
Tumor stage	I	12	5	7	0.47	0.93
	II	15	7	8
	III	15	8	7
	IV	14	6	8
Tumor grade	High	26	12	14	0.01	0.97
	Low	30	14	16