From: Association tests based on the principal-component analysis
 | LD block |  | PC score | Haplotype |
---|---|---|---|---|
Type I error | Blocks not associated with RA | 1 | 0.05 | 0.03 |
 |  | 2 | 0.03 | 0.04 |
 |  | 3 | 0.03 | 0.06 |
 |  | 4 | 0.03 | 0.03 |
Power | Blocks associated with RA | 5 | 1.00 | 0.93 |
 |  | 6 | 0.78 | 0.42 |
 |  | 7 | 0.99 | 0.99 |
 |  | 8 | 1.00 | 1.00 |