03848 - Medical Statistics (L-Z)

Course Unit Page

Academic Year 2018/2019

Learning outcomes

At the end of the course, the student will acquire knowledge of the basic elements for proper and proper use of health data and the tools of medical statistics and clinical epidemiology for a critical reading of medical-scientific literature.

Course contents


Descriptive statistics: group data, frequency distributions, central trend measures, dispersion measures
Probability distributions: binomial distribution, Poisson distribution, continuous distributions, normal distribution, average sampling distribution, 95% confidence intervals. Hypothesis Test: Student Testing (Approved Data and Independent Groups), by Cohen for the size of the effect. Variance Analysis (ANOVA) with multiple comparison tests (Bonferroni and Tukey), Friedman's ANOVA for repeated measurements. Non-parametric tests: Chi-Square, Mann-Whitney, Kruskal-Wallis and Wilcoxon for paired data. Pearson's linear correlation, Spearman rho, linear regression, r framework for effect size, multiple regression, multiple logistic function.

Epidemiological studies: cohort studies, case studies, transverse studies. Indicators in epidemiology: estimation of prevalence and incidence, relative risk and odds ratio. Measures of mortality and morbidity

Randomized controlled trials (RCTs). Designing an RCT: CONSORT. RCT Analysis: ANCOVA. , McNemar Test and Sign Testing

Sensitivity and specificity, ROC curve

Readings/Bibliography

Statistica per discipline Biomediche

Stanton A. Glanz

Edizione McGraw-Hill


Teaching methods

Frontal lectures with slide support and, if necessary, blackboard for mathematical explanations

Assessment methods


Final written exam consisting of 20 multiple choice questions (4 options), each correct answer +1.65, wrong answer or not given -1.35, that is: 15 exact answers 18/30, 16 correct answers 21/30, 17 Correct answers 24/30, 18 correct answers 27/30, 19 correct answers 30/30, 20 correct answers 30 and praise
The exam will last for 20 minutes
OBLIGATORY SUBSCRIPTION ON ALMAESAMS WHO IS NOT SUBMITTED CAN NOT SUPPORT EXAMINATION
To refuse the vote send an email to ada.dormi@unibo.it within 10 days of the publication of the results
The partial entitlements are valid annually (365 days from the date of claim), subject to grave and exceptional unforeseeable impediments. "
Students are also informed that the C.I. (5 credits divided into 3 credits for the Classical Hygiene part and 2 Credits in the Health Services Organization) and Statistics (2 credits) will be calculated by weighted average between the Hygiene and Public Health Survey. The approximation will be mathematics (Example: 26.57 becomes 27, 26.43 becomes 26). For 30L hygiene is 31, 33 by medical statistic (30.5 is about 30 and praise, 30.4 and 30)

Teaching tools

Slides of downloadable lessons and during the course some hours will be devoted to the application of statistical concepts with exercises with the teacher

Office hours

See the website of Ada Dormi