Table 4.
Clinical and Laboratory Risk Factors for Development of Pneumonitis
| Yes | No | ||
|---|---|---|---|
| Previous TRT/chest wall RT | 5 (18) | 23 (82) | |
| No previous TRT | 4 (7) | 57 (93) | |
| Non-CNS radiation after ICI | 3 (20) | 12 (80) | .165 |
| Heavy smoking history (>50 PYH) | 5 (22) | 18 (78) | 1.00 |
| Inflammatory biomarkers | |||
| ALI ≥ 18 | 2 (5) | 40 (95) | .170 |
| NLR ≥ 5 | 7 (14) | 43 (86) | .178 |
| PLR ≥ 237 | 4 (9) | 42 (91) | .739 |
Abbreviations: ALI = advanced lung cancer in= ratio; PLR platelet/flammation index; CNS central nervous system;ICI = immune checkpoint inhibitor; NLR neutrophil/lymphocyte lymphocyte ration; PYH pack-year =RT.= history; RT radiotherapy; thoracic= TRT using Fisher’s exact = test.
a
Association between categorical variables compared