Statistics

Prof. Olivera Djuric

 

3 CFU

Schedule: june 202 3

Programme:

·       Principles of causation: causal inference, directed acyclic graphs, relation between variables (bias, confounding, effect modification)

·       Overview of epidemiological study designs Group assignment - problem solving

·       Basics of experimental studies

·       Theoretical exercise on types of experiential studies and types of clinical trials

·       Principles of statistical inference

·       Group assignment - statistical vs. clinical inference

·       Sample size and Power calculation and Practical exercises 

·       Choice of adequate statistical test Group assignment - problem solving

·       Practical exercise in SPSS or STATA

·       Basics of correlation – use and missuse Theoretical exercise – correlation

·       Regression – basic principles

·       Linear regression and multiple linear regression

·       Practical exercise in SPSS or STATA

·       Logistic regression – basic concepts

·       Single and multiple logistic regression

·       Logistic regression – variable selection and model building Lecture: Logistic regression – statistical adjustment – interaction and confounding

·       Logistic regression – diagnostics

• Practical exercise in SPSS or STATA
• Statistical analysis in experimental design - intention to treat analysis, primary and subgroup analysis

·       Analysis of variance (ANOVA) and covariance (ANCOVA) Lecture: repeated measures analysis

·       Lecture: time to event analysis – comparing survival curves

• Practical exercizes in SPSS or STATA

·       Presentation and discussion of a protocol for an experimental study