Fig. 3From: Comparison of cortisol and inflammatory response between aged and middle-aged patients undergoing total hip arthroplasty: a prospective observational study a The pain assessment (VAS) of middle-aged and aged patients preoperatively and at 6, 24, 48 and 72Â h after THA. b The function assessment (HHS) of middle-aged and aged patients preoperatively and at 3Â months after THA. *: P < 0.05 comparing the two age groupsBack to article page