Fig. 2

Kaplan–Meier survival curves according to timing of CIN in all patients. a The median PFS in the CIN absence group, early-onset CIN group, and late-onset CIN group were 3.2 months (95% CI: 2.7–3.8), 7.2 months (95% CI: 6.4–8.0), and 6.2 months (95% CI: 5.9–6.6), respectively. b The median survival in CIN absence group, early-onset CIN group, and late-onset CIN group were 6.7 months (95% CI: 5.6–7.8), 20.7 months (95% CI: 16.1–25.4), and 12.8 months (95% CI: 11.6–13.9), respectively