Quick Answer: What Are Epidemiological Factors?

What are epidemiological risk factors?

In epidemiology, a risk factor or determinant is a variable associated with an increased risk of disease or infection.

Determinant is often used as a synonym, due to a lack of harmonization across disciplines, in its more widely accepted scientific meaning..

What are epidemiological determinants?

In the definition of epidemiology, “determinants” generally includes the causes (including agents), risk factors (including exposure to sources), and modes of transmission, but does not include the resulting public health action.

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 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…•

What are the 4 determinants of health?

Determinants of health may be biological, behavioral, sociocultural, economic, and ecological. Broadly, the determinants of health can be divided into four, core categories: nutrition, lifestyle, environment, and genetics, which are like four pillars of the foundation.

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).

What are the 5 risk factors?

The five risk factors are:increased blood pressure (greater than 130/85 mmHg)high blood sugar levels (insulin resistance)excess fat around the waist.high triglyceride levels.low levels of good cholesterol, or HDL.

What are the 3 types of risk factors?

The three categories of risk factors are detailed here:Increasing Age. The majority of people who die of coronary heart disease are 65 or older. … Male gender. … Heredity (including race) … Tobacco smoke. … High blood cholesterol. … High blood pressure. … Physical inactivity. … Obesity and being overweight.More items…

Which is the most powerful epidemiological study?

Randomized, controlled clinical trials are the most powerful designs possible in medical research, but they are often expensive and time-consuming.

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.