Figure 3
From: Erythropoietin mimics the acute phase response in critical illness
Box and whisker plot of IL-6 concentrations against time for all patients. Hollow circles indicate outliers (cases with values of the variable between 1.5 and 3 times the length of the corresponding box for that day and group); filled circles indicate extreme values (cases with values greater than 3 times the corresponding box for that day and group). ARF, acute renal failure.