Related Variables
| nova_est_pctco2g45 | Percentage Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg) (normalized for capnograph type) | Sleep Monitoring/Polysomnography/Capnography |
| nova_est_pctco2g45 | Percentage Total Sleep Time (TST) where end-tidal carbon dioxide (ETCO2) > 45 millimeters (mm) mercury (Hg) (normalized for capnograph type) | Sleep Monitoring/Polysomnography/Capnography |