| CLASS | PULM | LP7840-4 |
| COMPONENT | Volume expired during 1.0 s of forced expiration/Forced vital capacity percent change | LP287377-8 |
| PROPERTY | VPctDiff | LP145620-3 |
| 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 | |
| ORDER_OBS | Observation | |
| EXAMPLE_UNITS | % | |
| EXAMPLE_UCUM_UNITS | % | |
| UNITSREQUIRED | N | |
| STATUS | ACTIVE |
| LONG_COMMON_NAME | en-US | FEV1/FVC percent change |
| LONG_COMMON_NAME | en-US | FEV1/FVC percent change |
| SHORTNAME | en-US | FEV1/FVC % change |
| LONG_COMMON_NAME | es-MX | Volumen expirado durante 1.0 s de expiración forzada / cambio porcentual de capacidad vital forzada:Sistema respiratorio :Punto temporal:VPctDiff:Cuantitativo: |
LOINC Version: 2.78