Epidemiology and public health introduction part i
1 / 11

Epidemiology and Public Health Introduction, Part I - PowerPoint PPT Presentation

  • Updated On :

Epidemiology and Public Health Introduction, Part I. DEFINITIONS. What is epidemiology? What is an epidemiologist?.

I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
Download Presentation

PowerPoint Slideshow about 'Epidemiology and Public Health Introduction, Part I' - donald

An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.

- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
Epidemiology and public health introduction part i l.jpg

Epidemiology and Public HealthIntroduction, Part I

Definitions l.jpg

  • What is epidemiology?

  • What is an epidemiologist?

Slide3 l.jpg

EPIDEMIOLOGY is the study of the nature, cause, control and determinants of the frequency and distribution of disease, disability, and death in human populations.Epidemiology:the study of factors influencing the occurence, transmission, distribution, prevention and control of disease in a defined population

Slide4 l.jpg

An EPIDEMIOLOGIST is a public health scientist, who is responsible for carrying out all useful and effective activities needed for successful epidemiology practice

Methods of epidemiology l.jpg
Methods of Epidemiology

  • Public Health Surveillance

  • Disease Investigation

  • Analytic Studies

  • Program Evaluation

Terminology l.jpg

  • Endemic

  • Hyperendemic

  • Holoendemic

  • Epidemic

  • Pandemic

  • Epizootic

  • Incidence

  • Prevalence

Terms used for reference

to various forms of


Slide9 l.jpg

Endemic:a disease or pathogen present or usually prevalent in a given population or geographic region at all times

Hyperendemic:equally endemicin all age groups of a population

Holoendemic:endemicin most of the children in a population, with the adults in the same population being less often affected

Epidemic:a disease occuring suddenly in numbers far exceeding those attributable to endemic disease; occuring suddenly in numbers clearly in access of normal expectancy

Pandemic:a widespread epidemic distributed or occuring widely throughout a region, country, continent, or globally

Epizootic:of, or related to a rapidly spreading and widely diffused disease affecting large numbers of animals in a given region

Slide10 l.jpg

Incidence:rate of occurrence of an event; number of new cases of disease occuring over a specified period of time; may be expressed per a known population size

Prevalence:number of cases of disease occurring within a population at any one given point in time

Terms associated with disease causation etc l.jpg
Terms Associated with Disease Causation, etc.

  • Host

  • Agent

  • Environment

  • Fomites

  • Vector

  • Carrier – active

  • Incubatory

  • Convalescent

  • Healthy

  • Intermittent

Your Assignment:

Define these terms