What type of study is descriptive?

What type of study is descriptive?

Cross-sectional studies: Descriptive research is generally a cross-sectional study where different sections belonging to the same group are studied. The basis for further research: Researchers further research the data collected and analyzed from descriptive research using different research techniques.

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 three types of epidemiological 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 uses of descriptive epidemiology?

Descriptive epidemiology provides a way of organizing and analyzing data on health and disease in order to understand variations in disease frequency geographically and over time and how disease varies among people based on a host of personal characteristics (person, place, and time).

How does an epidemiologist describe the burden of disease?

Disease burden is the impact of a health problem as measured by financial cost, mortality, morbidity, or other indicators. It is often quantified in terms of quality-adjusted life years (QALYs) or disability-adjusted life years (DALYs).

What are descriptive epidemiological methods?

Descriptive epidemiological methods characterize health events, health problems, and exposures in terms of person, place, time, and variability

What is descriptive epidemiology?

Descriptive epidemiology is defined as epidemiological studies and activities with descriptive components that are much stronger than their analytic components or that fall within the descriptive area of the descriptive-analytic spectrum

How are DALYs calculated?

Mathematically, a DALY is represented by the equation DALY = YLL + YLD. YLL is calculated as the number of deaths (n) x the standard life expectancy at age of death (L1). This measures the reduction in life expectancy.