頁籤選單縮合
題 名 | Nonparametric Survival Comparisons for Interval-Censored Continuous Data |
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作 者 | Fang,Hong-bin; Sun,Jianguo; Lee,Ting Mei-ling; | 書刊名 | Statistica Sinica |
卷 期 | 12:4 2002.10[民91.10] |
頁 次 | 頁1073-1083 |
分類號 | 319.5 |
關鍵詞 | Breast cancer; Bootstrap method; Continuous survival time; Interval-censored data; Two-sample comparison; |
語 文 | 英文(English) |
英文摘要 | The problem of two-sample survival comparisons has been investigated by several authors. Pepe and Fleming (1989) introduced a test for right-censored survival data. Petroni and Wolfe (1994) considered a similar test where the survival times can only take on a finite number of values. We extend their tests to general types of interval-censored data and introduce a class of test statistics based on integrated weighted differences between the two estimated survival functions.We derive the asymptotic distributions of the generalized test statistics, present a bootstrap test procedure and apply the proposed method to a set of interval-censored data from a breast cancer study. |
本系統中英文摘要資訊取自各篇刊載內容。