The extent to which depression and obesity are causally related remains to be determined. We used intergenerational data on mother–offspring pairs in an instrumental variable analysis to examine ...

Time series analysis can be useful to see how a given asset, security, or economic variable changes over time. Forecasting methods using time series are used in both fundamental and technical ...

Analysis of age as a continuous variable demonstrated a significant association in mean age at enrollment and cooperative group, with EpSSG patients older than each of the other cooperative groups’ ...

Methods matter: instrumental variable analysis may be a complementary approach to intention-to-treat analysis and as treated analysis when analysing data from sports injury trials. Br J Sports Med ...

In this paper we consider the problem of regression analysis and variable selection when the covariates are linked on a graph. We study a graph-constrained regularization procedure and its theoretical ...

Several methods of modeling dichotomous dependent variables are reviewed from both theoretical and practical points of view. We conclude that logistic or probit models are the more theoretically ...

Statistical indices were computed for each group and for each variable, and analysis of variance factorial analysis was performed to evaluate the statistical significance of the differences detected.