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Table 3 Cross-validation of the four prediction models of unfavorable long-term outcome in the Nordic JIA cohort

From: Predicting unfavorable long-term outcome in juvenile idiopathic arthritis: results from the Nordic cohort study

  Not in remissiona Functional disability (CHAQ) Functional disability (PhS) Joint damage (JADI-A)
AUC total cohort 0.84 0.79 0.90 0.84
AUC validation setsb 0.78 (0.72–0.82) 0.73 (0.67–0.76) 0.74 (0.65–0.80) 0.73 (0.63–0.76)
  1. AUC area under the receiver operating characteristic curve, CHAQ Childhood Health Assessment Questionnaire, PhS Physical Summary Score, JADI-A Juvenile Arthritis Damage Index-Articular
  2. aNot in remission equals non-achievement of remission off medication
  3. bThe AUCs in the validation sets are the median AUCs with the interquartile range of the 100 constructed models