Delimitations of hierarchical linear modeling (HLM) were examined in terms of fixed and random effects in multilevel data analyses. The author used examples at the local and national levels to ...

This study examined the differing conclusions one may come to depending upon the type of analysis chosen, hierarchical linear modeling or ordinary least squares (OLS) regression. To illustrate this ...

The objective of this study was to examine the effect of hospital-level factors on mortality of very low birth weight infants using multilevel modeling. Proponents of a deregionalized system argue ...