Logistic regression analysis for the predictive effect of 129 polymorphisms in FFI
| Allele | V* | M | OR (95% CI) | P value |
| Asian FFI (n=66) | 3 (2.3%) | 129 (97.7%) | 1 | |
| Asian controls† (n=279) | 18 (3.2%) | 540 (96.8%) | 1.433 (0.416 to 4.939) | 0.568 |
| Non-Asian FFI (n=65) | 17 (13.1%) | 113 (86.9%) | 1 | |
| Non-Asian controls‡ (n=398) | 286 (35.9%) | 510 (64.1%) | 3.728 (2.194 to 6.333) | 0.000 |
*Reference group.
†Pooled data for Japanese and Han Chinese.
‡Pooled data for Caucasians.
.FFI, fatal familial insomnia.