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. 2017 Apr 11;19:47. doi: 10.1186/s13058-017-0839-0

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© The Author(s). 2017

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 4 — Forest plot of progression-free survival subgroup analysis (investigator assessment). a Asian subset. b Non-Asian subset. The hazard ratios were obtained using a non-stratified Cox proportional hazard model. *The majority of patients were from Asia. Due to small numbers, region is not displayed within Fig. 4. CRF case report form, ECOG PS Eastern Cooperative Oncology Group performance status, adj adjuvant, diag. diagnosis, EU Europe, IWRS interactive voice and web response system, LA Latin America, NA North America, neo-adj neoadjuvant, recur recurrence