Fundamentals of Epidemiology ( Epidemiological method (Epidemiology is…
Fundamentals of Epidemiology
Epidemiology is, in the most common sense, the "study of epidemics" that is, of the
"diseases that temporarily affect many people in a given place"
Functions of Epidemiology
Epidemiology is a very important branch of medicine that helps us in safety and security.
The branches of Epidemiology
Descriptive epidemiology: Describes the epidemiological phenomenon in time, place and
person, quantifying the frequency and distribution of the phenomenon through measures of
incidence, prevalence and mortality, with subsequent hypothesis formulationi
The epidemiology paradigms
Epidemiology and Causality in Occupational Health
Epidemiology is based on the scientific method for obtaining knowledge. Before a
health problem, and given the available data on it, we will formulate a hypothesis, the
which translates into a series of verifiable consequences through experimentation. Is done
then a research project that begins with data collection and subsequent analysis
statistical, with which measures of association, impact and hypothesis contrast are calculated.
Etiology of diseases
Prevalence and incidence in epidemiological studies
Scientific conceptualization of Epidemiology
Relationship between incidence and prevalence
Prevalence and incidence are very related concepts
We call, in general, epidemiological studies to those whose purpose is to investigate the
distribution and frequency of diseases and their determinants.