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lcmm (version 1.7.4)

Extended Mixed Models Using Latent Classes and Latent Processes

Description

Estimation of various extensions of the mixed models including latent class mixed models, joint latent latent class mixed models and mixed models for curvilinear univariate or multivariate longitudinal outcomes using a maximum likelihood estimation method.

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Version

Install

install.packages('lcmm')

Monthly Downloads

6,659

Version

1.7.4

License

GPL (>= 2.0)

Maintainer

Cecile Proust-Lima

Last Published

December 26th, 2015

Functions in lcmm (1.7.4)

Difference of expected prognostic cross-entropy (EPOCE) estimators and its 95% tracking interval between two joint latent class models estimated with Jointlcmm

Longitudinal data on cognitive and physical aging in the elderly

Confidence intervals for the estimated link functions from lcmm, Jointlcmm and multlcmm

Estimates, standard errors and Wald test for the parameters of the variance-covariance matrix of the random effects.

Estimation of joint latent class models for longitudinal and time-to-event data

Estimation of mixed-effect models and latent class mixed-effect models for different types of outcomes (continuous Gaussian, continuous non-Gaussian or ordinal)

Plot of a fitted model

Maximum likelihood estimates

Individual dynamic predictions from a joint latent class model

Marginal predictions (possibly class-specific) of a hlme, lcmm, multlcmm or Jointlcmm object in the natural scale of the longitudinal outcome(s) for a specified profile of covariates.

Summary of a hlme, lcmm, Jointlcmm, multlcmm, epoce or Diffepoce objects

Estimation of mutlivariate mixed-effect models and multivariate latent class mixed-effect models for multivariate longitudinal outcomes of possibly multiple types (continuous Gaussian, continuous non-Gaussian - curvilinear) that measure the same underlying latent process.

Variance-covariance of the estimates

Multivariate Wald Test

Percentage of variance explained by the (latent class) linear mixed model regression

Marginal predictions of the longitudinal outcome(s) in their natural scale from lcmm, Jointlcmm or multlcmm objects

Automatic grid search

Estimation of latent class linear mixed models

Predicted cumulative incidence of event according to a profile of covariates

plot.pred.accuracy

For internal use only ...

Estimators of the Expected Prognostic Observed Cross-Entropy (EPOCE) for evaluating predictive accuracy of joint latent class models estimated using Jointlcmm

Estimation of extended mixed models using latent classes and latent processes.

Simulated dataset for lcmm and Jointlcmm functions

Plot of individual dynamic predictions

Simulated dataset for hlme function

Plot of predicted trajectories and link functions

Brief summary of a hlme, lcmm, Jointlcmm,multlcmm, epoce or Diffepoce objects

Summary of models

Plot of predicted cumulative incidences according to a profile of covariates

Standard methods for estimated models

Class-specific marginal predictions in the latent process scale for lcmm, Jointlcmm and multlcmm objects

Posterior classification stemmed from a hlme, lcmm, multlcmm or Jointlcmm estimation