| AESI | adverse event of special interest |
| ALLSTAR | Austrian Radio-Oncological Lung Cancer Study Association Registry |
| BH | Benjamini–Hochberg |
| BICR | blinded independent centralized review |
| cCRT | concomitant chemoradiotherapy |
| CRIT | chemoradioimmunotherapy |
| CRT | chemoradiotherapy |
| EAP | early-access programme |
| EMA | European Medicines Agency |
| EQD2 | biologically equivalent dose in 2 Gy fractions |
| GTV | gross tumour volume |
| ICI | immune-checkpoint inhibitor |
| ITC | intrathoracic tumour control |
| IMRT | intensity-modulated radiotherapy |
| LC | local control |
| MHC | major histocompatibility complex |
| MVA | multivariate analysis |
| NSCLC | non-small-cell lung cancer |
| OS | overall survival |
| PD-L1 | programmed death ligand 1 |
| PFS | progression-free survival |
| RT | radiotherapy |
| RWD | real-world data |
| RMST | restricted mean survival time |
| sCRT | sequential chemoradiotherapy |
| SoC | standard of care |
| TDLR | time to death or local relapse |
| TMB | tumour mutational burden |
| TME | tumour microenvironment |
| TTDM | time to death or distant metastasis |
| UVA | univariate analysis |
| VMAT | volumetric arc therapy |