| hypoTrioDat | Simulated data for a hypothetical example |
| plot.trioGxE | Graphical display of gene-environment interaction between a SNP and a continuous non-genetic attribute in case-parent trio data |
| test.trioGxE | Test of gene-environment interaction between a SNP and a continuous non-genetic covariate from case-parent trio data. |
| trioGxE | Generalized additive model estimation of gene-environment interaction using data from case-parent trios |
| trioSim | Simulate informative case-parent trios |