Fig. 4From: Comparison of cortisol and inflammatory response between aged and middle-aged patients undergoing total hip arthroplasty: a prospective observational study a Correlation between cortisol at 6Â h after THA and IL-6 at 24Â h after THA in the aged group. b Correlation between IL-6 at 6Â h after THA and VAS at 24Â h after THA in the aged group. c Correlation between CRP at 6Â h after THA and VAS at 24Â h after THA in the middle-aged groupBack to article page