| AGECML | Advanced glycation end products–carboxymethyllysine |
| AMP | Antimicrobial peptide |
| ARDS | Acute respiratory distress syndrome |
| CRP | C-reactive protein |
| DAMP | Damage-associated molecular pattern |
| EIB | Exercise-induced bronchoconstriction |
| ELISA | Enzyme-linked immunosorbent assay |
| FEV1 | Forced expiratory volume in one second |
| FVC | Forced vital capacity |
| HBDF2/hBD-2 | Human beta-defensin 2 |
| HCT | Hematocrit |
| HM | Half-marathoner(s) |
| HMGB1 | High mobility group box 1 |
| ICAM-1 | Intercellular adhesion molecule 1 |
| ICU | Intensive care unit |
| IL-1RA | Interleukin 1 receptor antagonist |
| IL-6 | Interleukin 6 |
| IL-33 | Interleukin 33 |
| IQR | Interquartile range |
| MAPK | Mitogen-activated protein kinase |
| MBP | Major basic protein |
| MEF25/50/75 | Maximal expiratory flow at 25%/50%/75% of FVC |
| MPV | Mean platelet volume |
| MPO | Myeloperoxidase |
| MXD | Mixed cell percentage |
| NE | Neutrophil elastase |
| NF-κB | Nuclear factor kappa B |
| PDW | Platelet distribution width |
| PLT | Platelet count |
| RAGE | Receptor for advanced glycation end products |
| ROS | Reactive oxygen species |
| r | Correlation coefficient |
| SD | Standard deviation |
| sRAGE | Soluble receptor for advanced glycation end products |
| ST2 | Suppression of tumorigenicity 2 |
| Th2 | T-helper cell type 2 |
| TIFF | Tiffeneau–Pinelli index (FEV1/FVC ratio) |
| TLR4 | Toll-like receptor 4 |
| VEGF | Vascular endothelial growth factor |
| WBC | White blood cell count |