Fig. 1From: Younger age is associated with greater pain expression among patients with knee or hip osteoarthritis scheduled for a joint arthroplastyKOOS and HOOS subscales among patients with hip OA or knee OA. No difference in the dimensions of KOOS and HOOS except Sports/Recreation (p = 0.006) in patients with knee or hip OA. Error bars represent 95% confidence intervalsBack to article page