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. 2017 Feb 19;23:889–910. doi: 10.12659/MSM.903328

Figure 10.

Figure 10

Meta-analysis of randomized controlled trials. (A) Median survival time; (B) 1-year survival time; (C) 2-year survival time; (D) 3-year survival time; (E) response rate; (F) incidence of dysphagia. The interventions included radiotherapy plus chemotherapy (Herskovich 1992, Smith 1998-3), radiotherapy plus immunotherapy (Yan 2014), radiotherapy plus surgery (Smith 1998-1), radiotherapy plus chemotherapy plus surgery (Smith 1998-2), and radiotherapy plus chemotherapy plus surgery plus induction chemotherapy (Yoon 2015). The control groups were radiotherapy alone (Herskovich 1992, Smith 1998-1, Smith 1998-3 Yan 2014), radiotherapy plus chemotherapy (Smith 1998-2), or radiotherapy plus chemotherapy plus surgery (Yoon 2015).