“…The factor structure of the PCQ has been found to be reliable across clinical and nonclinical samples, in various languages, and between child and parent ratings. 19,27,37,46 Moreover, convergent validity has been established with pain intensity, duration, controllability, pain coping effectiveness, pain distress, and anxiety. 37 Research using the PCQ now includes many diverse pediatric pain samples (eg, sickle cell disease, lupus, juvenile idiopathic arthritis [JIA], and primary care).…”