JIA subtype | Disease severity | N= | Poor prognostic factors | RhF positive | Median duration to MTX | Median duration to etanercept |
---|---|---|---|---|---|---|
Systemic | Low | 1 | 0 | 0 | N/A | N/A |
N=5 | Moderate | 2 | 0 | 0 | Â | Â |
 | High | 2 | 0 | 0 |  |  |
Polyarthritis & extended oligoarthritis | Low | 0 | 0 | 0 | 6 (3-37) | 7 (3-24) |
N=30 | Moderate | 23 | 9 | 2 | Â | Â |
 | High | 6 | 2 | 1 |  |  |
 | Unknown | 1 | 0 | 0 |  |  |