Evaluating cluster alarms: A space-time scan statistic and brain cancer in Los Alamos, New Mexico

被引:486
作者
Kulldorff, M
Athas, WF
Feuer, EJ
Miller, BA
Key, CR
机构
[1] NCI, Div Canc Prevent, Bethesda, MD 20892 USA
[2] NCI, Div Canc Control & Populat Sci, Bethesda, MD 20892 USA
[3] Uppsala Univ, Dept Stat, Uppsala, Sweden
[4] New Mexico Dept Hlth, Div Epidemiol Evaluat & Planning, Santa Fe, NM USA
[5] Univ New Mexico, New Mexico Tumor Registry, Ctr Canc, Albuquerque, NM 87131 USA
关键词
D O I
10.2105/AJPH.88.9.1377
中图分类号
R1 [预防医学、卫生学];
学科分类号
1004 ; 120402 ;
摘要
Objectives. This article presents a space-time scan statistic, useful for evaluating space-time cluster alarms, and illustrates the method on a recent brain cancer cluster alarm in Los Alamos, NM. Methods. The space-time scan statistic accounts for the preselection bias and multiple testing inherent in a cluster alarm. Confounders and time trends can be adjusted for Results. The observed excess of brain cancer in Los Alamos was not statistically significant. Conclusions. The space-time scan statistic is useful as a screening tool for evaluating which cluster alarms merit further investigation and which clusters are probably chance occurrences.
引用
收藏
页码:1377 / 1380
页数:4
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