dist.plot               Graphical balance check for covariate
                        distributions in treatment groups
nonrandom-package       A tool for a comprehensive data analysis from
                        observational studies if stratification,
                        matching and covariate adjustment by the
                        propensity score is desired.
plot.pscore             Graphical check for propensity score
                        distributions in treatment groups
plot.stdf               Graphical check for standardized differences of
                        covariates
pride                   Data example pride
print.relative.effect   Print function
ps.balance              Statistical tests and standardized differences
                        for balance checks
ps.estimate             Estimation of propensity score based treatment
                        effects
ps.makestrata           Propensity score stratification
ps.match                Propensity score matching
pscore                  Propensity score estimation
relative.effect         Relative effects of covariates
stu1                    Data example stu1
summary.relative.effect
                        Summary function
