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Table 3 Spearman’s correlation coefficients (Rho) comparing the CHQ PF-28 questionnaire physical function domains and global function in the three versions of the PODCI questionnaire

From: Validation of the Brazilian version of the pediatric outcomes data collection instrument: a cross-sectional evaluation in children and adolescents with juvenile idiopathic arthritis

PODCI (global function) × CHQ PF-28

Rho

p value

Q1 - Children

0.79

<0.01

Q2 - Adolescents (self-reported)

0.67

<0.01

Q3 - Adolescents (reported by caregivers)

0.50

0.02