| Answer | Room air | LA11849-9 |
| Answer | 24% mask | LA11856-4 |
| Answer | 28% mask | LA11857-2 |
| Answer | 31% mask | LA11858-0 |
| Answer | 35% mask | LA11859-8 |
| Answer | 40% mask | LA11860-6 |
| Answer | 50% mask | LA11861-4 |
| answers-for | Inhaled oxygen concentration | 3150-0 |
| STATUS | NotStated |
| LONG_COMMON_NAME | en-US | O2_mask |
LOINC Version: 2.81