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二十多年来美国的一些回顾性、非随机分组食管癌验证治疗效果的报告都是黑人的生存率低于白人,但均未报告病变范围或治疗的方法和质量。为此本文复习前瞻性随机分组、诊疗过程规范的RTOG—8501组胸段食管癌放疗和化疗病例资料,以查清在相同治疗标准下黑、白人种总的生存率是否有差别。该组为从单独放疗与放、化联合治疗对比中随机分入联合治疗组的119例病例,黑人37例、
For more than two decades in the United States, some retrospective, nonrandomized, randomized esophageal cancer validation reports have reported lower survival rates in blacks than in whites, but none reported the extent and quality of the disease or treatment. To this end, the prospective randomized grouping and diagnosis and treatment of RTOG-8501 thoracic esophageal cancer radiotherapy and chemotherapy case data review to find out whether the overall survival rate of black and white race under the same treatment standards are different. This group was divided into radiotherapy and radiotherapy and radiotherapy combined with radiotherapy combined with randomized into the treatment group 119 cases, black 37 cases,