Continuous Blood Pressure Monitoring During Outpatient Surgery

Inclusion Criteria: 1. Signed informed consent 2. Age ≥ 18 years 3. American Society of Anesthesiologists (ASA) Physical Status ≥ 2 4. Scheduled for elective noncardiac surgery with intermittent arterial blood pressure monitoring using oscillometric arm cuff Exclusion Criteria: 1. Patient who is known to be pregnant 2. Patient with existing or planned arterial pressure catheter 3. Patient in whom systolic arterial pressure differs by more than 20 mmHg between the right and left arms 4. Inability to place oscillometric cuff on the subject's upper extremity 5. Extreme contraction of the smoot…