Table 1 (abstract P398). Risk of cancer in a cohort of patients with JIA as compared with a general population comparator group by calendar period of first identification of JIA versus all JIA, stratified by age at time of cancer diagnosis
From: Proceedings of the 25th European Paediatric Rheumatology Congress (PReS 2018)
| Â | JIA by year of identification | ||
|---|---|---|---|
1987–1998 | 1999-2016 | All | |
Age 0–17 years | |||
 All cancers | |||
  Rate/100000 person-years | |||
   JIA | 86,7 | 26,6 | 32,0 |
   Non-JIA | 0 | 18,7 | 17,2 |
   RR (95% CI) | -- | 1.43 (0.71-2.88) | 1.86 (1.01 -3.44) |
 Lymphomas | |||
  Rate/100000 person-years | |||
   JIA | 57,8 | 8,0 | 13,7 |
   Non-JIA | 0 | 2,1 | 1,9 |
   RR (95% CI) | -- | 3.75 (0.84-16.76) | 7.39 (2.08 -26.19) |
All ages-into adulthood | |||
 All cancers | |||
  Rate/100000 person-years | |||
   JIA | 62,8 | 34,2 | 46,8 |
   Non-JIA | 4,8 | 30,2 | 34,2 |
   RR (95% CI) | 13.03 (1.36 -125.3) | 1.13 (0.70 -1.82) | 1.34 (0.93 -1.93) |
 Lymphomas | |||
  Rate/100000 person- years | |||
   JIA | 41,9 | 9.8 | 13,9 |
   Non-JIA | 0 | 3,2 | 3,9 |
   RR (95% CI) | -- | 3.01 (1.09- 8.28) | 3.53 (1.62-7.69) |