Patient demographics
| Group* | Mean (SD) age (y) | Males (%) |
|---|---|---|
| *Group A included gastric intestinal metaplasia (GIM) tissue away from the cancer areas as well as cancer tissue (surgical specimens) in patients from both Japan (n=35) and New Jersey (n=25). | ||
| Group B represents GIM tissue (biopsy specimens) from patients without gastric carcinoma (from Japan (n=31) and New Jersey (n=41)) | ||
| Group C represents gastric mucosal biopsy specimens with chronic gastritis with or without ulcer, but no GIM. | ||
| Age and sex distributions were not statistically different between the three groups. | ||
| Group A (n=60) | 68.8 (10.0) | 60 |
| Group B (n=72) | 64.9 (17.5) | 53 |
| Group C (n=18) | 62.8 (15) | 72 |