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. 2024 Jan 18;63(SI2):SI195–SI206. doi: 10.1093/rheumatology/keae025

Table 3.

Effectiveness over 5 years in patients enrolled in the registry by JIA category (as-observed analysis)

Parameter Visit
Baseline 3months 6months 12months 24months 36months 48months 60months
Overall patients
n 569 448 (78.7%) 421 (73.9%) 387 (68.0%) 274 (48.2%) 154 (27.1%) 99 (17.4%) 50 (8.8%)
PGA (cm) 1.0 (0.0, 3.0) 1.0 (0.0, 2.5) 1.0 (0.0, 2.5) 0.5 (0.0, 2.0) 0.5 (0.0, 2.0) 0.5 (0.0, 1.0) 0.0 (0.0, 1.5) 1.0 (0.0, 2.0)
cJADAS10 (parent) n =484 n =348 n =329 n =285 n =169 n =87 n =44 n =16
5.5 (2.0, 11.3) 4.5 (1.0, 9.5) 3.5 (1.0, 9.5) 2.5 (0.5, 6.5) 2.0 (0.5, 5.5) 3.0 (0.5, 6.0) 3.0 (1.0, 6.5) 3.3 (1.5, 6.8)
No. of active joints (0–71) 1.0 (0.0, 3.0) 0.0 (0.0, 2.0) 0.0 (0.0, 2.0) 0.0 (0.0, 2.0) 0.0 (0.0, 1.0) 0.0 (0.0, 1.0) 0.0 (0.0, 1.0) 0.0 (0.0, 1.0)
No. of joints with LOM 1.0 (0.0, 4.0) 0.0 (0.0, 2.0) 0.0 (0.0, 4.0) 0.0 (0.0, 2.0) 0.0 (0.0, 2.0) 0.0 (0.0, 2.0) 0.0 (0.0, 2.0) 0.0 (0.0, 2.0)
Categories of polyarticular disease courses in patients with JIA
Polyarticular RF− JIA
n 289 235 222 206 152 86 54 34
PGA (cm) 1.5 (0.5, 3.5) 1.0 (0.0, 2.5) 1.0 (0.0, 3.0) 0.5 (0.0, 2.0) 0.5 (0.0, 1.8) 0.5 (0.0, 1.0) 0.5 (0.0, 1.5) 1.0 (0.0, 2.0)
cJADAS10 (parent) n = 247 n =186 n =178 n =149 n =95 n =46 n =24 n =10
6.0 (2.0, 13.0) 5.0 (1.0, 10.5) 4.0 (1.5, 10.5) 3.0 (0.5, 6.5) 2.5 (0.5, 5.5) 3.3 (1.0, 6.5) 3.8 (1.0, 6.5) 4.8 (1.5, 9.0)
No. of active joints (0–71) 1.0 (0.0, 4.0) 0.0 (0.0, 3.0) 1.0 (0.0, 3.0) 0.0 (0.0, 2.0) 0.0 (0.0, 2.0) 0.0 (0.0, 1.0) 0.0 (0.0, 0.0) 0.0 (0.0, 2.0)
No. of joints with LOM 1.0 (0.0, 6.0) 0.0 (0.0, 4.0) 1.0 (0.0, 5.0) 0.0 (0.0, 4.0) 0.0 (0.0, 3.0) 1.0 (0.0, 3.0) 0.0 (0.0, 3.0) 0.5 (0.0, 2.0)
Oligoarticular JIA
n 134 111 102 87 63 35 22 9
PGA (cm) 1.0 (0.0, 3.0) 0.5 (0.0, 2.0) 0.8 (0.0, 2.0) 0.0 (0.0, 1.0) 0.0 (0.0, 1.0) 0.5 (0.0, 2.0) 0.0 (0.0, 2.0) 0.0 (0.0, 1.5)
cJADAS10 (parent) n = 116 n =87 n =80 n =74 n =43 n =24 n =14 n =5
4.0 (1.0, 8.5) 3.0 (0.5, 7.5) 3.0 (0.5, 7.5) 1.3 (0.0, 5.0) 2.0 (0.0, 5.0) 3.0 (0.1, 5.3) 2.3 (0.0, 7.0) 3.0 (2.5, 3.0)
No. of active joints (0–71) 0.0 (0.0, 2.0) 0.0 (0.0, 1.0) 0.0 (0.0, 1.0) 0.0 (0.0, 1.0) 0.0 (0.0, 1.0) 0.0 (0.0, 1.0) 0.0 (0.0, 1.0) 0.0 (0.0, 1.0)
No. of joints with LOM 0.0 (0.0, 2.0) 0.0 (0.0, 1.0) 0.0 (0.0, 1.0) 0.0 (0.0, 1.0) 0.0 (0.0, 2.0) 0.0 (0.0, 2.0) 0.0 (0.0, 2.0) 0.0 (0.0, 1.0)
Polyarticular RF+ JIA
n 54 36 37 37 24 15 9 2
PGA (cm) 1.0 (0.0, 3.0) 0.5 (0.0, 2.0) 1.0 (0.0, 2.0) 0.5 (0.0, 2.0) 0.8 (0.0, 2.0) 1.0 (0.0, 2.5) 0.0 (0.0, 1.5) 0.3 (0.0, 0.5)
cJADAS10 (parent) n =43 n =25 n =31 n =22 n =9 n =6 n =1 n =0
5.0 (1.0, 9.0) 2.0 (0.5, 5.5) 3.0 (0.5, 11.0) 1.5 (0.5, 6.0) 5.5 (1.0, 7.0) 0.8 (0.0, 3.0) 0.0 (0.0, 0.0)
No. of active joints (0–71) 0.0 (0.0, 3.0) 0.0 (0.0, 2.0) 0.0 (0.0, 2.0) 0.0 (0.0, 2.0) 0.0 (0.0, 3.5) 1.0 (0.0, 5.0) 0.0 (0.0, 1.0) 0.5 (0.0, 1.0)
No. of joints with LOM 0.0 (0.0, 2.0) 0.0 (0.0, 2.0) 0.0 (0.0, 3.0) 0.0 (0.0, 2.0) 0.0 (0.0, 3.5) 0.0 (0.0, 6.0) 0.0 (0.0, 2.0) 15.0 (0.0, 30.0)
Enthesitis-related JIA
n 20 15 15 13 6 3 3 0
PGA (cm) 2.8 (1.0, 3.8) 1.0 (0.5, 2.5) 1.5 (0.0, 2.5) 1.0 (0.0, 1.5) 0.5 (0.0, 1.0) 0.0 (0.0, 0.5) 0.0 (0.0, 0.5)
cJADAS10 (parent) n = 15 n =10 n =11 n =9 n =5 n =2 n =1 n =0
9.0 (5.0, 17.0) 5.3 (3.0, 10.0) 6.0 (3.0, 10.5) 5.0 (1.0, 9.0) 2.5 (1.5, 4.0) 3.8 (3.5, 4.0) 2.0 (2.0, 2.0)
No. of active joints (0–71) 1.5 (0.5, 3.5) 1.0 (0.0, 2.0) 0.0 (0.0, 3.0) 0.0 (0.0, 1.0) 0.0 (0.0, 0.0) 0.0 (0.0, 2.0) 0.0 (0.0, 0.0)
No. of joints with LOM 1.0 (0.0, 4.0) 0.0 (0.0, 2.0) 0.0 (0.0, 2.0) 0.0 (0.0, 3.0) 0.0 (0.0, 4.0) 0.0 (0.0, 6.0) 0.0 (0.0, 5.0)
Psoriatic JIA
n 26 21 18 16 10 7 6 2
PGA (cm) 0.5 (0.0, 2.0) 0.5 (0.0, 1.5) 0.5 (0.0, 1.0) 0.8 (0.0, 1.5) 0.0 (0.0, 0.5) 0.0 (0.0, 1.0) 0.0 (0.0, 2.5) 0.3 (0.0, 0.5)
cJADAS10 (parent) n = 23 n =16 n =13 n =13 n =5 n =4 n =4 n =1
4.0 (2.0, 8.0) 4.8 (2.3, 5.8) 3.5 (1.5, 5.5) 2.5 (1.0, 6.0) 1.0 (1.0, 1.0) 2.8 (2.0, 3.8) 2.8 (1.8, 5.5) 1.5 (1.5, 1.5)
No. of active joints (0–71) 0.0 (0.0, 1.0) 0.0 (0.0, 1.0) 0.0 (0.0, 0.0) 0.0 (0.0, 1.5) 0.0 (0.0, 0.0) 0.0 (0.0, 0.0) 0.0 (0.0, 1.0) 0.0 (0.0, 0.0)
No. of joints with LOM 0.0 (0.0, 2.0) 0.0 (0.0, 1.0) 0.0 (0.0, 0.0) 0.0 (0.0, 1.0) 0.0 (0.0, 0.0) 0.0 (0.0, 0.0) 0.5 (0.0, 1.0) 0.5 (0.0, 1.0)
Systemic JIA
n 13 9 10 7 6 3 1 1
PGA (cm) 2.5 (1.0, 4.0) 3.0 (2.0, 3.0) 3.0 (1.5, 4.0) 2.0 (2.0, 3.0) 1.0 (0.5, 3.0) 3.0 (0.0, 6.0) 0.0 (0.0, 0.0) 4.0 (4.0, 4.0)
cJADAS10 (parent) n = 11 n =7 n =5 n =6 n =4 n =2 n =0 n =0
10.0 (2.0, 18.0) 13.0 (6.5, 18.0) 9.5 (8.5, 11.0) 8.0 (3.5, 20.5) 5.3 (0.8, 10.8) 12.5 (0.0, 25.0)
No. of active joints (0–71) 2.0 (0.0, 6.0) 10.0 (1.0, 10.0) 3.5 (1.0, 11.0) 2.0 (0.0, 11.0) 0.0 (0.0, 2.0) 10.0 (0.0, 26.0) 0.0 (0.0, 0.0) 11.0 (11.0, 11.0)
No. of joints with LOM 2.0 (0.0, 23.0) 8.0 (1.0, 12.0) 2.5 (1.0, 17.0) 3.0 (0.0, 23.0) 11.5 (1.0, 19.0) 2.0 (0.0, 8.0) 0.0 (0.0, 0.0) 0.0 (0.0, 0.0)
Undifferentiated JIA
n 33 21 17 21 13 5 4 2
PGA (cm) 1.0 (0.0, 5.5) 1.5 (0.5, 3.5) 1.0 (0.0, 5.0) 0.5 (0.0, 2.0) 0.5 (0.0, 4.0) 0.0 (0.0, 1.0) 0.5 (0.0, 3.0) 1.3 (0.0, 2.5)
cJADAS10 (parent) n = 29 n =17 n =11 n =12 n =8 n =3 n =0 n =0
7.0 (2.0, 16.0) 7.5 (4.5, 10.5) 10.0 (0.5, 15.5) 4.5 (0.3, 14.8) 4.8 (1.5, 14.0) 0.0 (0.0, 7.0)
No. of active joints (0–71) 0.0 (0.0, 7.0) 1.0 (0.0, 2.0) 0.0 (0.0, 5.0) 0.0 (0.0, 3.0) 0.0 (0.0, 3.0) 0.0 (0.0, 0.0) 0.0 (0.0, 3.5) 1.0 (1.0, 1.0)
No. of joints with LOM 1.0 (0.0, 7.0) 1.0 (0.0, 3.0) 4.0 (1.0, 8.0) 2.0 (0.0, 5.0) 1.0 (0.0, 4.0) 0.0 (0.0, 0.0) 1.5 (0.0, 6.0) 1.0 (1.0, 1.0)

Data are median (Q1, Q3) unless otherwise stated.

cJADAS10: clinical 10-joint Juvenile Arthritis Disease Activity Score; LOM: loss of motion; PGA: Physician Global Assessment of Disease Activity (0–10 VAS); Q1: first quartile; Q3: third quartile; VAS: visual analogue scale.