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 ...

Aim: Our aim was to develop predictive statistical models for mapping the abundance of 18 waterfowl species at a pan-Canadian level. We refined the previous generation of national waterfowl models by ...

Our results show that a child was more likely to be a case of diarrhoea presenting to the health service (as measured by the ORs adjusted in an multivariate hierarchical model) if they (i) lived under ...