confounder.trans        Transformation for confounder vector Z
e.interaction.plot      plot interaction effect of two exposures
e.main.plot             plot single exposure's main effect
interquartile.quartile.plot
                        plot interquartile effect of specific exposure
                        based on quartile of other exposures
mixture.overall.plot    plot mixture's overall effect based on quantile
                        of exposures
nhanes                  This is data from NHANES 2003–2004
nhanes.new              This is updated data from original data based
                        on NHANES 2003–2004 survey
plsi.lr.v1              Partial linear single index linear regression
                        for scalar outcome
si.coef.plot            plot estimated single index coefficients
si.fun.plot             plot estimated single index function
