Respiratory ratio (observable entity)
| Code | 251942001 |
|---|---|
| Semantic tag | observable entity |
| Module | international |
| Definition | primitive |
| Effective time | 20020131 |
251880004Respiratory measure
observable entity
251946003Dead space/tidal volume ratio
observable entity
251945004Empey index
observable entity
310360002Expected FEV1/FVC ratio
observable entity
1366664002Forced expiratory volume in 0.75 second/forced vital capacity ratio
observable entity
251944000Forced expired volume in one second/forced vital capacity ratio
observable entity
251943006Forced expired volume in one second/vital capacity ratio
observable entity
134432000Recorded/predicted peak expiratory flow rate ratio
observable entity
1366666000Residual volume/total lung capacity ratio
observable entity