Brief Reports
Copyright ©2005 Baishideng Publishing Group Inc.
World J Gastroenterol. Mar 7, 2005; 11(9): 1387-1391
Published online Mar 7, 2005. doi: 10.3748/wjg.v11.i9.1387
Table 1 Numbers of H pylori positive cases in different histological sites.
Tumor siteNo tumor site
Total
+-
+30333
-255176
Total5554109
Table 2 Detection of H pylori by WS stain and PCR.
PCRWS stain
Total
+-
+38442
-204767
Total5851109
Table 3 Relationships between H pylori infection and gastric carcinomas in age, sex, site and lymph node metastasis.
FactorsTotal casesH pylori positive
χ2P
PCRWS
Age (yr)
≥60297111.999P0.157P
<608035473.705W0.054W
Sex
Male6423331.131P0.288P
Female4519252.500W0.114W
Locus
Gastric antrum5522291.221P0.269P
Gastric fundus and gastric corpus5420290.079W0.778W
Lymph node metastasis
LN+6626360.052P0.819P
LN-4316220.120W0.440W
Table 4 H pylori infection comparison with histological types of gastric carcinoma.
Histological typesTotal casesPCR
WS
PNPN
Well-differentiated adenocarcinoma239141211
Poorly-differentiated adenocarcinoma4916332425
Signet-ring cell carcinoma17710116
Mucous adenocarcinoma201010119
Table 5 Relationships between H pylori infection and clinical stages of gastric carcinomas.
Clinical stageTotal casesPositive
Negative
χ2P
PCRWSPCRWS
Early161012644.548P0.033P
Advanced93324661475.922W0.015W