From: The risk and nature of flares in juvenile idiopathic arthritis: results from the reACCh-Out cohort
JIA category | Subjects stopping treatment / total | Risk within 6 months (%) | Risk within 12 months (%) | ||
---|---|---|---|---|---|
 |  | Any flare | Major flare | Any flare | Major flare |
Systemic arthritis | 37 / 66 | 11 | 3 | 11 | 3 |
Psoriatic arthritis | 44 / 75 | 12 | 12 | 15 | 15 |
Oligoarthritis | 318 / 481 | 15 | 12 | 32 | 26 |
Undifferentiated arthritis | 60/ 111 | 24 | 13 | 28 | 18 |
Enthesitis-related arthritis | 77 / 152 | 29 | 21 | 45 | 33 |
RF-negative polyarthritis | 85 / 209 | 25 | 20 | 45 | 40 |
RF-positive polyarthritis | 4 / 34 | - | - | - | - |