Table 2 PTPN22 haplotype frequencies for RA cases and controls.
| Carlton haplotype number | 1 | 2 | 18 | 20 | 21 | 22* | 27 | 32 | 35 | 36 | 37 | Case | Control | p Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Haplotype frequency | Haplotype frequency | |||||||||||||
| 1 | C | A | G | A | A | C | T | C | C | T | A | 0.095902 | 0.122275 | 0.08 |
| 2 | C | A | G | A | A | T | T | C | C | T | A | 0.169277 | 0.084716 | <0.001 |
| 3 | C | A | G | A | A | C | T | C | T | T | A | 0.024969 | 0.044717 | 0.052 |
| 4 | C | G | G | A | A | C | T | T | T | C | C | 0.16553 | 0.190022 | 0.37 |
| 5 | C | G | A | A | G | C | C | T | T | T | A | 0.281104 | 0.299069 | 0.45 |
| 6 | T | G | G | A | A | C | C | T | T | T | A | 0.139789 | 0.143126 | 0.97 |
| 8 | T | G | G | G | A | C | C | T | T | T | A | 0.075949 | 0.072456 | 0.93 |
*R620W variant