Fig. 3

a Network diagram for relapse. Total studies = 10, Total patients in network = 1950. b The odds ratio (OR) table for each pair of intervention measures, with a confidence interval (CRI) of 95%. Odds ratio for relapse: The treatment in the upper left corner is better. Abbreviations:CCRT = concomitant chemotherapy and radiotherapy,RS = Radical Surgery,NACT = neoadjuvant chemotherapy,RT = radiotherapy