Epidemiology

Epidemiology is the study of how often diseases occur in different groups of people and why

• Morbidity and morality rate • Patterns and trends of disease • Risk factors

The measure of the probability of occurrence of a condition in a population, within a specific period of time.

The measure of the frequency of disease or health condition in a population at a particular point in time (how many people suffer).

The occurrence of death caused by a disease.

The ratio between deaths and individuals in a population during a particular period of time.

Suffering from a disease or medical condition.

A paradigm is a standard, perspective, or set of ideas. A paradigm is a way of looking at something.

Ontology is concerned with what is true or real, it is concerned with the nature of existence.

It seeks to answer the questions “What is knowledge?” and “How is knowledge acquired?”

The tools used to identify knowledge.

Determining the cause of a disease, an example being smoking and lung cancer.

• Independent variable (causation) • Dependant variable (result) Exposure leads to an outcome.

• Preliminary investigation (refine the intervention and evaluate its acceptability, feasibility, cost, and uptake). • Identification of cases • Collection and analysis of data • Implementation of control measures • Dissemination and follow up

Data you collect yourself.

Data you collect from others’ pre-existing research.