Clinical significance of human kallikrein 12 gene expression in gastric cancer

Table 1 Relationship between human kallikrein 12 protein expression and clinicopathological features in 133 patients with gastric cancer

Feature	n	hK12 expression		P value1
		High (n = 96)	Low (n = 37)
Sex
Male	83	59	24	0.716
Female	50	37	13
Age (yr)
≥ 61	69	47	22	0.277
< 61	64	49	15
Depth of invasion (T)
T1 + T2	21	14	7	0.539
T3 + T4	112	82	30
Tumor size (cm)
≥ 5	77	59	18	0.180
< 5	56	37	19
Lymph node metastasis
Positive	95	76	19	0.001
Negative	38	20	18
Lymphatic invasion
Absent	47	33	14	0.708
Present	86	63	23
Histological type
Undifferentiated	94	77	17	< 0.001
Differentiated	39	19	20
Stage
I + II	44	25	19	0.005
III + IV	89	71	18

¹P value was determined by the χ² test. hK12: Human kallikrein 12 protein.