Table 1.
Number of liver and biliary cancers in offspring and parents
Offspring | Parents | |||||||
Cancer site (ICD-7) | Son cases | Daughter cases | Cases | % | Father cases | Mother cases | Cases | % |
Liver, primary (155.0) | 326 | 230 | 556 | 49.6 | 4358 | 2476 | 6834 | 39.9 |
Gall bladder (155.1) | 92 | 220 | 312 | 27.8 | 1880 | 4904 | 6784 | 39.6 |
Extrahepatic bile ducts (155.2) | 48 | 54 | 102 | 9.1 | 908 | 1025 | 1933 | 11.3 |
Ampulla of Vater (155.3) | 51 | 30 | 81 | 7.2 | 465 | 333 | 798 | 4.7 |
All (155) | 552 | 569 | 1121 | 100.0 | 7906 | 9216 | 17131 | 100.0 |