Inclusion Criteria:  Elderly patients with orthopaedic trauma of the lower limb, American Heart Association/American College of Cardiology (AHA/ACC) stage I or II, Cardiac disease is in a compensated status.  Exclusion Criteria:  Atrial fibrillation, tachycardia (heart rate > 100 beats/min) Sensory block less than T12 Severe valvular disease Severe pulmonary hypertension Overt bleeding