Fig. 3From: Blood-saving dissection with monopolar tungsten needle electrodes and Teflon-coated spatula electrodes in tumor orthopedicsComparison of main outcomes between the intervention group and the control group. a Intraoperative blood loss in ml. b Postoperative wound drainage in ml. c Intraoperative transfusions of packed red blood cells (PRBCs) in units. Bars indicate median, error bars indicate interquartile range, ** p-value <0.01, *** p-value <0.001 Back to article page