Table 1. Family History and Risk management.
| Reported Family History (n=35) | ||
| Have: Total 1st degree relatives Gastric Cancer/+/PTG | 35 | 109 |
| Have: Total 2nd degree relatives Gastric Cancer/+/PTG | 28 | 76 |
| Have: Total 3rd degree Relatives Gastric Cancer/+/PTG | 22 | 47 |
| Range relatives PTG | 0-3 | |
| DNA Testing (n=32) | ||
| Confirmed result | 32 | |
| No testing | 3 | |
| Age at DNA result (n=29) | ||
| Median | 20 | |
| Range | 18-75 | |
| No data | 3 | |
| Years since DNA test (n=29) | ||
| Median | 4 | |
| Range | 1- ˜9 | |
| No data | 3 | |
| Risk management (n=35) | ||
| Current surveillance | 8 | |
| Surgery | 27 | |
| No surveillance prior to surgery | 6 | |
| Years surveillance (n=29) | ||
| Median | 1 | |
| Range | 0-15 | |
| Unsure/No data | 4 | |
| Biopsy positive (n=35) | n= | % |
| Prior to surgery | 13 | 37 |
| No surgery | 3 | 9 |
| Age at surgery (n=27) | ||
| <30 years | 10 | 37 |
| <40 Years | 6 | 22 |
| <50 years | 7 | 26 |
| >51 years | 4 | 15 |
| Years since surgery (n=27) | ||
| <12 months | 1 | 4 |
| 1-3 years | 13 | 48 |
| 4-6 years | 7 | 26 |
| 7-9 years | 6 | 22 |