Evidence Based Medicine pills
Evidence Based Medicine pills
The choice of the statistical test. The most suitable statistical test is described according to the type of variable, whether or not it is paired data and follow normal distribution. The most common situations will be those of comparison of means,…
Critical appraisal of meta-analysis. Guidelines for critical reading of a meta-analysis are proposed. The main points dealt with by the PRISMA declaration are also described.
Publication bias. We describe publication bias in meta-analysis and the most used methods that are empoyed for its study, both graphical and numerical.
Study of heterogeneity in meta-analysis. Numerical (Q, I, H) and graphical methods (Galbraith and L’Abbé) for the study of heterogeneity of the primary meta-analysis studies.
Collinearity in lineal multiple regression. Collinearity in multiple regression is described, as well as the two parameters for its study, the increase and the inflation factors of variance.