What Are Three Uses For Descriptive Epidemiologic Studies?

What is an example of descriptive epidemiology?

The time variable is concerned with variation in the occurrence of disease in time and its seasonality or periodicity.

A hypothetical example of a descriptive epidemiologic study is the investigation of a group of workers in a factory who have what is suspected of being environmentally acquired lupus..

What four questions are the concern of descriptive epidemiology?

As we discussed in Chapter 1, this descriptive epidemiology, concerned as it is with ‘person, place and time’, attempts to answer the questions ‘Who? ‘, ‘What? ‘, ‘Where? ‘ and ‘When?

What is it called when you study diseases?

Epidemiologists are scientists who study diseases within populations of people. In essence, these public health professionals analyze what causes disease outbreaks in order to treat existing diseases and prevent future outbreaks.

What are descriptive studies in epidemiology?

Epidemiologic Study Types Descriptive studies examine patterns of disease occur- rence, with a focus on person, place, and time. These studies use relatively accessible data for program plan- ning, to estimate caseloads, to determine the amount of public health resources needed, or to identify high risk groups.

What are the 3 major types of epidemiologic studies?

Three major types of epidemiologic studies are cohort, case-control, and cross-sectional studies (study designs are discussed in more detail in IOM, 2000). A cohort, or longitudinal, study follows a defined group over time.

What are the two types of epidemiology?

Epidemiologic studies fall into two categories: experimental and observational.

What are the four methods of epidemiology?

Epidemiological studies generally fall into four broad categories:cross-sectional studies.case-control studies.cohort studies.intervention studies.

What are the 3 main elements of descriptive epidemiology?

In descriptive epidemiology, we organize and summarize data according to time, place, and person. These three characteristics are sometimes called the epidemiologic variables.

What is an epidemiological event?

By definition, epidemiology is the study (scientific, systematic, and data-driven) of the distribution (frequency, pattern) and determinants (causes, risk factors) of health-related states and events (not just diseases) in specified populations (neighborhood, school, city, state, country, global).

What are the 5 W’s of epidemiology?

The difference is that epidemiologists tend to use synonyms for the 5 W’s: diagnosis or health event (what), person (who), place (where), time (when), and causes, risk factors, and modes of transmission (why/how).

Is Epidemiologist a doctor?

Are epidemiologists considered medical doctors? No. While epidemiologists study and investigate the causes and sources of diseases in much the same way as medical doctors, they’re not considered actual physicians.

What are the types of descriptive epidemiological studies?

Three of the types of descriptive epidemiologic studies are in- dividual case reports, case series, and cross-sectional studies (e.g., a survey of a population). Case reports and case series are among the most basic types of descriptive studies.

What are the basic principles of epidemiology?

Uses of EpidemiologyCount health-related events.Describe the distribution of health-related events in the population.Describe clinical patterns.Identify risk factors for developing diseases.Identify causes or determinants of disease.Identify control and/or preventive measures.More items…•

Who is epidemiologist?

Often called “Disease Detectives”, epidemiologists search for the cause of disease, identify people who are at risk, determine how to control or stop the spread or prevent it from happening again. Physicians, veterinarians, scientists, and other health professionals often train to be “Disease Detectives”.