| Median relative quantity values |  | |
---|---|---|---|
 | Control group | RA patient group | P-valuea |
Cohort I | n = 44 | n = 44 | Â |
   PTPN22_v4 | 1.05 | 0.85 | 0.08 |
   PTPN22-long | 1.03 | 1.20 | 0.006 |
   long/v4b | 1.01 | 1.42 | 6 × 10-9 |
Cohort II | n = 19 | n = 47 | Â |
   PTPN22_v4 | 0.98 | 0.96 | 0.85 |
   PTPN22-long | 0.97 | 1.07 | 0.25 |
   long/v4b | 0.96 | 1.15 | 0.02 |
Cohort III | n = 48 | n = 48 | Â |
   PTPN22_v4 | 0.96 | 0.72 | 1.2 × 10-4 |
   PTPN22-long | 0.97 | 0.92 | 0.2 |
   long/v4b | 1.04 | 1.24 | 0.01 |