| CLASS | PULM | LP7840-4 |
| COMPONENT | Volume expired during 1.0 s of forced expiration/Forced vital capacity.predicted | LP287378-6 |
| PROPERTY | VRto | LP6898-3 |
| TIME_ASPCT | Pt | LP6960-1 |
| SYSTEM | Respiratory system | LP7556-6 |
| SCALE_TYP | Qn | LP7753-9 |
| parent | FEV1 | Respiratory system | Respiratory measures and Ventilator management | LP404751-2 |
| CLASSTYPE | Clinical class | |
| UNITSREQUIRED | N | |
| STATUS | DEPRECATED |
| LONG_COMMON_NAME | en-US | Deprecated FEV1/predicted |
| LONG_COMMON_NAME | en-US | Deprecated FEV1/predicted |
| SHORTNAME | en-US | Deprecated FEV1/predicted FVC |
| LONG_COMMON_NAME | es-MX | Volumen expirado durante 1.0 s de espiración forzada / capacidad vital forzada.:Sistema respiratorio :Punto temporal:VRto:Cuantitativo: |
LOINC Version: 2.78