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A power calculator is given [http://biostat.hitchcock.org/MeasurementError/Analytics/SampleSizeCalculationsforLogisticRegression.asp here.] | A power calculator is given [http://www.dartmouth.edu/~eugened/power-samplesize.php here] and[http://biostat.hitchcock.org/MeasurementError/Analytics/SampleSizeCalculationsforLogisticRegression.asp here.] |
A single predictor in a multiple binary logistic regression
A power calculator is given [http://www.dartmouth.edu/~eugened/power-samplesize.php here] and[http://biostat.hitchcock.org/MeasurementError/Analytics/SampleSizeCalculationsforLogisticRegression.asp here.]
Hsieh FY (1989) gives formulae to compute total sample size for given power in a multiple binary logistic regression. These calculations can be done using a [attachment:llog.xls spreadsheet.]
Reference
Hsieh FY (1989) Sample size tables for logistic regression. Statistics in Medicine 8 795-802.