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. 2014 Jun 18;7:1101–1110. doi: 10.2147/OTT.S63302

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© 2014 Beauchemin et al. This work is published by Dove Medical Press Limited, and licensed under Creative Commons Attribution – Non Commercial (unported, v3.0) License

The full terms of the License are available at http://creativecommons.org/licenses/by-nc/3.0/. Non-commercial uses of the work are permitted without any further permission from Dove Medical Press Limited, provided the work is properly attributed.

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Linear relationship between the treatment effect on progression-free survival/time to progression (Δ PFS/Δ TTP) and the treatment effect on overall survival (Δ OS).

Note: Each study was analyzed as a unit.

Abbreviations: OS, overall survival; PFS, progression-free survival; TTP, time to progression; Δ OS, treatment effect on OS; Δ PFS, treatment effect on PFS; Δ TTP, treatment effect on TTP.