Latent variables are involved in almost all kinds of regression models. In a broad sense, all additive error terms in regression models are latent variables simply because they are not measured in research. Hereafter, however, a narrower sense of latent variables is used when referring to latent variable models.
There are four common nursing care model s: functional nursing, team nursing, p rimary nursing, and case management nursing. T he two models of care used in. this study are the functional nursing and team nursing. Functional nursing is a model in which care is organized and provided according to th e. task.
Newer definitions of nursing view the practice of nursing as including both independent nursing functions and delegated medical functions that may be performed autonomously or in collaboration with other members of the health care team.