Network meta-analysis of palliative treatments in patients with esophageal cancer

We aimed to compare available palliative treatments in terms of survival and to rank these treatments for esophageal cancer. Web of Science, Medline, Scopus, Cochrane Library and Embase were searched. The risk of bias was judged using Cochrane's tools. Statistical heterogeneity was assessed using the Chi2 test and was quantified by I2. The results were summarized using the hazard ratio (HR). The rank probability for each treatment was calculated...