926 / 1138
Additional chemotherapy
Adjuvant chemotherapy
HR: 0.42
95% CI: (0.25 – 0.71)
p < 0.001
Prior chemotherapy
HR: 0.65
95% CI: (0.49 – 0.85)
p = 0.002
Prior CT
No prior CT
Adj. CT
No adj. CT
MM Fode et al. Radiother Oncol 2015; 114(2):155