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Table 4 Survival rates of the TRT, non-TRT, ERT, and LRT groups

From: Timing of thoracic radiotherapy in the treatment of extensive-stage small-cell lung cancer: important or not?

  OS PFS LRRFS
Overall, mo (95% CI) 1-year, % Overall, mo (95% CI) 1-year, % Overall, mo (95% CI) 1-year, %
TRT 17.7 (14.1-18.8) 57.9 9.8 (8.4–11.3) 45.9 16.2 (13.5–24.9) 72.6
Non-TRT 11.3 (9.8–12.7) 27.3 6.3 (5.0–7.0) 9.3 6.3 (5.6–7.0) 10.2
P <0.001 <0.001 <0.001
ERT 16.4 (13.4–18.4) 66.2 8.0 (7.0–9.0) 34.2 25.3 (21.5–27.9) 69.8
LRT 14.5 (12.2–17.0) 60.5 11.7 (9.1–13.4) 44.1 19.2 (13.1–23.1) 63.8
P 0.272 0.226 0.498