Table 3.
Survival in patients with different induction chemotherapy responses in early and late TRT groups
| Response to IC | CR/PR | χ2 | P | SD/PD | χ2 | P | ||
|---|---|---|---|---|---|---|---|---|
| Early TRT | Late TRT | Early TRT | Late TRT | |||||
| Timing of TRT | (n = 67) | (n = 47) | (n = 22) | (n = 10) | ||||
| Median OS (m) | 36.1 | 22.5 | 6.824 | 0.009 | 20.0 | 14.7 | 0.419 | 0.770 |
| 3-year OS (%) | 52.2 | 25.5 | 21.2 | 30.0 | ||||
| Median PFS (m) | 20.2 | 13.8 | 4.303 | 0.038 | 13.1 | 10.3 | 0.493 | 0.483 |
| 3-year PFS (%) | 44.9 | 22.1 | 17.5 | 16.0 | ||||
IC, induction chemotherapy; CR, complete remission; OS, overall survival; PD, partial disease; PFS, progression-free survival; PR, partial remission; SD, stable disease; TRT, thoracic radiotherapy.