COUNTERPOINT: Is the Apnea-Hypopnea Index the Best Way to Quantify the Severity of Sleep-Disordered Breathing? No Naresh M. Punjabi, MD, PhD, FCCP CHEST Volume 149, Issue 1, Pages 16-19 (January 2016) DOI: 10.1378/chest.14-2261 Copyright © 2016 American College of Chest Physicians Terms and Conditions
Figure 1 Illustrative tracing from a patient with prolonged hypopneas. SpO2 = oxygen saturation as measured by pulse oximetry. CHEST 2016 149, 16-19DOI: (10.1378/chest.14-2261) Copyright © 2016 American College of Chest Physicians Terms and Conditions