file.list               List to describe the covariate and exposure
                        data
power_binary            Power for a binary exposure
power_continuous        Power for a continuous exposure
power_data              Power using pilot data
power_ordinal           Power for an ordinal exposure
sampleSize_binary       Sample size for a binary exposure
sampleSize_continuous   Sample size for a continuous exposure
sampleSize_data         Sample size using pilot data
sampleSize_ordinal      Sample size for an ordinal exposure
samplesizelogisticcasecontrol-package
                        Sample size and power calculations for
                        case-control studies
