Ontology highlight
ABSTRACT:
SUBMITTER: Neelon B
PROVIDER: S-EPMC6445681 | biostudies-literature | 2019 Apr
REPOSITORIES: biostudies-literature
Neelon Brian B Shoaibi Azza A Benjamin-Neelon Sara E SE
Statistics in medicine 20181128 9
We develop a multivariate discrete failure time model for the analysis of infant motor development. We use the model to jointly evaluate the time (in months) to achievement of three well-established motor milestones: sitting up, crawling, and walking. The model includes a subject-specific latent factor that reflects underlying heterogeneity in the population and accounts for within-subject dependence across the milestones. The factor loadings and covariate effects are allowed to vary flexibly ac ...[more]