Description of disease
Time
Study Design
100

Most common determinant to describe the disease

Age

100

The pattern in the occurence of a health event that repeats at regular intervals during specific seasons or times of the year

Seasonal Trend

100

Describing cases of children with microencephaly in mothers with Zika infection during pregnancy

Case Series

200

Differences in level of immunization in different regions in United States in last 10 years is called

Spatiotemporal trend

200

The pattern or fluctuation in the occurrence of health event that happens over long period of time

Secular Trend


200

A 78-year-old farmer with complains of weakness, blood in stool, red spots on mouth, abdominal pain, changes in mood was reported. Pathology test should farmer having Crimean Congo hemorrhagic fever and was given symptomatic treatment. This is an example of 

Case report

300

An aggregation of health events with well-defined distribution pattern in a geographic region

Spatial clustering

300

Series of health events occurring with a well-defined distribution in closely related time

Temporal clustering

300

Type of study used to generate hypothesis

Descriptive epidemiologic studies 

400

A study described increasing cases of lead poisoning happening in a housing community built in 1960. What type of pattern it is?

Localized place pattern

400

The difference in period between exposure and period of showing symptoms is known as 

Latent period

400

Cross-sectional studies are also called as

Prevalence studies

500

Define Social Determinants of health

Conditions that exist in environment where people are born, live, learn, work, play, worship

500

Define Epidemic curve

Graphical representation of cases over time to identify patterns and sources of outbreak.

500

Give examples of famous cross-sectional studies

BRFSS, NHIS, NHANES