AE.CI                   Attributable effects based confidence interval
                        for a treatment effect on a binary outcome
Perm.CI                 Permutation test confidence interval for a
                        treatment effect on a binary outcome
Perm.CI.RLH             Permutation test confidence interval for a
                        treatment effect on a binary outcome
Robins.CI               Asymptotic confidence interval for a treatment
                        effect on a binary outcome
