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. 2018 Jul 23;3(5):e000379. doi: 10.1136/esmoopen-2018-000379

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© Author (s) (or their employer(s)) 2018. Re-use permitted under CC BY. Published by BMJ on behalf of the European Society for Medical Oncology.

This is an open access article distributed in accordance with the Creative Commons Attribution 4.0 Unported (CC BY 4.0) license, which permits others to copy, redistribute, remix, transform and build upon this work for any purpose, provided the original work is properly cited, a link to the licence is given, and indication of whether changes were made. See: https://creativecommons.org/licenses/by/4.0/.

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Kaplan-Meier estimates of (A) overall survival and (B) progression-free survival by treatment arm. (A) Median survival in the photodynamic therapy (PDT) and stent alone arms are 6.2 months (95% CI 3.5 to 9.2 months) and 9.8 months (95% CI 6.5 to 12.8 months), HR 1.56 (95% CI 1.00 to 2.43), p=0.048. (B) Median progression-free survival in the PDT and stent alone arms are 3.4 months (95% CI 2.1 to 5.0 months) and 4.3 months (95% CI 3.1 to 5.7 months), HR 1.43 (95% CI 0.93 to 2.18), p=0.10.