contingency_table       Builds a contingency table
freq                    Builds a function to calculate cross-tabulated
                        frequencies
hazard_ratio            Builds a function used to calculate hazard
                        ratios.
neat_table              Displays a neatly formatted contingency table.
odds_ratio              Builds a function used to calculate odds
                        ratios.
print.contintab         Prints the contingency table as an ASCII table
summary_mean            Builds a function to calculate the mean of a
                        continuous variable for each level of an
                        outcome.
summary_median          Builds a function to calculate the median of a
                        continuous variable for each level of an
                        outcome.
