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. 2015 Aug 16;10:172. doi: 10.1186/s13014-015-0478-5

Fig. 2.

Fig. 2

Kaplan-Meier curves showing survival. Overall survival (OS) and progression free survival (PFS) in the whole cohort (a) and OS depending on time interval from surgery until initiation of radio- or radiochemotherapy (RCT) (b), on radiation treatment time (RTT) (c) and overall duration of local treatment from surgery to the end of radio- or radiochemotherapy (ODT) (d) are shown