| CLASS | H&P.HX | LP7800-8 |
| COMPONENT | Tobacco use duration | LP264352-8 |
| PROPERTY | Time | LP6879-3 |
| TIME_ASPCT | Pt | LP6960-1 |
| SYSTEM | ^Patient | LP310005-6 |
| SCALE_TYP | Qn | LP7753-9 |
| parent | Clinical terms not yet categorized | LP248771-0 |
| CLASSTYPE | Clinical class | |
| ORDER_OBS | Both | |
| EXAMPLE_UNITS | years | |
| EXAMPLE_UCUM_UNITS | a | |
| STATUS | ACTIVE |
| LONG_COMMON_NAME | en-US | Tobacco use duration |
| LONG_COMMON_NAME | en-US | Tobacco use duration |
| SHORTNAME | en-US | Tobacco use |
| ConsumerName | en-US | Tobacco Use Duration |
| LONG_COMMON_NAME | nl-NL | Duur van tabaksgebruik [tijd] |
| LONG_COMMON_NAME | es-MX | Duración del consumo de tabaco: Paciente:Punto temporal:Tiempo:Cuantitativo: |
LOINC Version: 2.78