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Combining Historical and Randomized Controls for Assessing Trends in Proportions

โœ Scribed by Arthur P. Dempster, Murray R. Selwyn and Barbara J. Weeks


Book ID
125237075
Publisher
American Statistical Association
Year
1983
Tongue
English
Weight
1023 KB
Volume
78
Category
Article
ISSN
0162-1459

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Carcinogen bioassay involves the exposure of laboratory animals to one or more levels of the test substance and an evaluation of the tumor occurrence rates in the treated groups relative to those in the unexposed controls. The historical control groups obtained from other similar studies also provid