Distributions of CDH1 variants T340A and L599V in patients and controls according to age and family history
| T340A (%) | L599V (%) | |
| Normal contols (n=168) | ||
| Non-Korean (n=88) | 0 (0) | 0 (0) |
| Korean (n=88) | 0 (0) | 2 (2.2) |
| Patients | ||
| All patients with tumour (n=131) | 2 (1.5) | 4 (3.1) |
| Patients ⩽50 y (n=44) | 1 (4.5) | 3 (6.8) |
| Patients >50 y (n=87) | 1 (1.1) | 1 (1.1) |
| Positive family history (n=62) | 1 (1.6) | 3 (4.8) |
| Negative family history (n=69) | 1 (1.4) | 1 (1.4) |