THE NUMBER OF FAMILIES REQUIRED FOR DETECTING THE FAMILIAL AGGREGATION OF A CONTINUOUS ATTRIBUTE
- 1 November 1978
- journal article
- research article
- Published by Oxford University Press (OUP) in American Journal of Epidemiology
- Vol. 108 (5) , 425-428
- https://doi.org/10.1093/oxfordjournals.aje.a112640
Abstract
A formula Is presented and graphs are displayed that provide the approximate power of a test for intraclass correlation. The results are useful for estimating the number of families required for detecting the familial aggregation of a continuous attribute.Keywords
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