| AE | Adverse event |
| AESI | Adverse event of special interest |
| CONSORT | Consolidated Standards of Reporting Trials |
| GBS | Guillain–Barré syndrome |
| GMFR | Geometric mean fold rise |
| GMT | Geometric mean titer |
| LLOQ | Lower limit of quantitation |
| LRTI | Lower respiratory tract illness |
| NDCMC | Newly diagnosed chronic medical condition |
| RSV | Respiratory syncytial virus |
| RSVpreF | Respiratory syncytial virus prefusion F protein vaccine |
| SAE | Serious adverse event |