Fig. 1From: Is there a risk of permanent renal dysfunction after primary total hip and knee joint replacements?Serum creatinine of 142 patients. a Interaction plot showing preoperative, postoperative, and follow-up at 4–12 months. b xy-plot of serum creatinine at follow-up as a function of relative perioperative change. Red color shows cases with mortality in the follow-up period. Numerical axes are scaled as the natural logarithmBack to article page