Fig. 6. Electrocardiographic (ECG) rate analysis algorithm and steps to be taken if equipment-related artifacts are suspected. ACLS = advanced cardiac life support; BP = blood pressure; CO = cardiac output; CVP = central venous pressure; Hx = history; PA = pulmonary artery; Spo²= oxygen saturation measured by pulse oximetry; SSEP = somatosensory evoked potential.