鼻咽癌筛查资料中无发病数据的分析方法探讨中山医科大学卫生统计学教研室傅承主，方积乾，柳青问题的提出在随访研究中，由于某种原因未观察到研究对象的结局，所以不知道该研究对象的确切状态，该对象还未到达规定的终点之前就被删失了，这种数据称为删失数据。虽然删失... The analysis method of no-incidence data in nasopharyngeal carcinoma screening data The study of Fu Chengzhu, Fang Jiqian, and Liu Qing in the Department of Health Statistics, Sun Yat-sen University of Medical Sciences proposed that in the follow-up study, the outcome of the study object was not observed for some reason, so we did not know The exact state of the subject was censored before the subject reached the specified end point. This data is called censored data. Although censored...