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Table 3 (Final/Follow-up) Clinical Characteristics, N = 167 (single injection)

From: Retrospective review of immobilization vs. immediate resumption of activity in patients with Oligoarticular juvenile idiopathic arthritis following knee injections

N(%) or Median (25th–75th)  
  All (N = 167) CHOP (N = 72) TSRH (N = 95) P-value* SMD
Joint swelling
  > 1 (vs 0) 48 (29%) 15 (21%) 33 (35%) 0.0493 0.31
Joint tenderness
  > 1 (vs 0) 9 (5%) 6 (8%) 3 (3%) 0.18 0.22
Joint limited range of motion
  > 1 (vs 0) 33 (20%) 7 (10%) 26 (27%) 0.0046 0.47
 Arthritis reoccurrence – Yes 55 (33%) 19 (26%) 36 (38%) 0.14 0.25
 If yes, number of months until arthritis reoccurred 10 (4–19) 10 (4–19) 10.5 (4–18) 0.87 0.05
 CHAQ Score Follow-upa 0.125 (0–0.50) 0.125 (0–0.125) 0.125 (0–0.50) 0.26 0.20
 MD Global Score Follow-upb 0 (0–1) 0 (0–1) 0 (0–1) 0.88 0.03
 Pain Assessment Follow-up (1–10) 0 (0–3) 0 (0–3.5) 1(0–3) 0.90 0.02
  1. *Wilcoxon Rank-Sum tests or Chi-squared/Fisher’s Exact Tests between CHOP and TSRH sites, alpha = 0.05
  2. aCHAQ missing, n = 34
  3. bMD Global missing, n = 30
  4. cPain assessment missing, n = 36
  5. SMD: standardized mean difference. SMD > 0.25 (25%) indicates an imbalance between groups, P < 0.05 is considered statistically significant (shown in bold)