| ACS | American College of Surgeons |
| ARDS | acute respiratory distress syndrome |
| ASCO | American Society of Clinical Oncology |
| BTS | British Thoracic Society |
| CCC-19 | COVID-19 and Cancer Consortium |
| CI | confidence interval |
| CT | computed tomography |
| COPD | chronic obstructive pulmonary disease |
| COVID-19 | coronavirus disease 2019 |
| CRT | chemoradiation therapy |
| ESMO | European Society for Medical Oncology |
| GCO | Groupes Coopérateurs en Oncologie |
| GM-CSF | granulocyte macrophage colony-stimulating factor |
| IASCL | International Association for the Study of Lung Cancer |
| ICU | intensive care unit |
| IL | interleukin |
| MSKCC | Memorial Sloan Kettering Cancer Center |
| NK | natural killer |
| NSCLC | non-small cell lung cancer |
| OS | overall survival |
| PAI | plasminogen activator inhibitor |
| PPE | personal protective equipment |
| RR | relative risk |
| SARS-CoV-2 | severe acute respiratory syndrome coronavirus 2 |
| SBRT | stereotactic body radiation therapy |
| TERAVOLT | Thoracic Cancers International COVID-19 Collaboration |
| TME | tumor microenvironment |
| TNF | tumor necrosis factor |
| UKCCMP | UK Coronavirus Cancer Monitoring Project |