Correlation of Epstein-Barr virus and its encoded proteins with Helicobacter pylori and expression of c-met and c-myc in gastric carcinoma

Table 1 H pylori status in relation to clinicopathologic characteristics

	n	H pylori (+)	H pylori (-)	P
Sex
Male	134	78	56	0.574 (χ2=0.315)
Female	51	32	19
Age (yr)
30-	11	6	5
40-	29	15	14
50-	41	23	18	0.779 (χ2=1.764)
60-	59	38	21
≥70	45	28	17
Histological subtype
LDAC1	125	75	50
MDAC2	49	29	20	0.986
WDAC3	7	4	3
Signet ring carcinoma	4	2	2
Tumor stage
I	27	16	11
II	98	57	41	0.975 (χ2=0.216)
III	41	25	16
IV	19	12	7
Lymph node metastasis
Present	130	79	51	0.577 (χ2=0.311)
Absent	55	31	24
Tumor location
Cardia5	23	8	15
Body6	47	23	24
Antrum	95	68	27	0.003 (χ2=13.817)
Multiple	14	8	6
Remanent carcinoma4	6	3	3

¹LDAC: Lowly-differentiated adenocarcinoma;

²MDAC: Moderately-differentiated adenocarcinoma; WDAC: Well-differentiated adenocarcinoma;

⁴6 cases of remanent gastric carcinoma were not statistically analyzed;

⁵Compared with antrum, q = 4.528, P = 0.005;

⁶Compared with antrum, q = 3.681, P = 0.010.