Table 1. Main functions of the lcsm R package and their dependencies.
| Function | Description | Main dependency ‡ |
|---|---|---|
| Specify lavaan syntax | ||
| specify_uni_lcsm() | Specify lavaan syntax for univariate LCSM | base |
| specify_bi_lcsm() | Specify lavaan syntax for bivariate LCSM | base |
| Fit models | ||
| fit_uni_lcsm() | Fit univariate LCSM | lavaan |
| fit_bi_lcsm() | Fit bivariate LCSM | lavaan |
| Extract results | ||
| extract_fit() | Extract fit statistics from lavaan objects | broom |
| extract_param() | Extract parameter estimates from lavaan objects | broom |
| Simulate data | ||
| sim_uni_lcsm() | Simulate data from univariate LCSM parameters | lavaan |
| sim_bi_lcsm() | Simulate data from bivariate LCSM parameters | lavaan |
| Visualisation functions | ||
| plot_trajectories() | Plot individual trajectories of cases | ggplot2 |
| plot_lcsm() | Plot simplified LCSM path diagram | semPlot |
Note. More details about each function can be found in the package documentation or using the help() function in R. ‡ This column lists additional R packages that are required by the functions of the lcsm package.