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Correlation between pneumonitis incidence and a history of thoracic radiotherapy.
| PS 0/1 (N = 43) | PS 2-4 (N = 20) | |||||
|---|---|---|---|---|---|---|
| History of TRT within one year | ||||||
| Yes (N = 4) | No (N = 39) | p value | Yes (N = 6) | No (N = 14) | p value | |
| No. (%) of patients | ||||||
| Pneumonitis | ||||||
| Yes | 0 (0) | 4 (10) | <0.001 | 2 (33) | 5 (36) | 1.000 |
| No | 4 (100) | 35 (90) | 4 (67) | 9 (64) | ||
Abbreviations: TRT, thoracic radiotherapy; PS, Performance status.
