Health Research Quiz 3 study guide

What is the goal of a cross-sectional study?

• To look at different groups and compare their disease or exposure

• To get data quickly on a specific exposure in a population

• to save money on population research with focus on a specific exposure

• To measure part of the population with a certain exposure at one point in time

A cross-sectional study take a _________ sample.

If a researcher wanted their study to be generalizable, why type of population should they avoid using?

What data collection method is commonly used for. cross-sectional study?

The percentage of population with given trait at the time of a survey (how many new cases exist over time). This is the definition of....

What is the purpose of a prevalence rate ratio? (read carefully)

• to compare the prevalence of subgroups by taking the ratio of the two populations and their prevalence rates

• to compare the prevalence of a characteristic in two population subgroups by taking the ratio of their prevalence rates.

• to compare the prevalence ratios of two populations subgroup rates based on one characteristic

• to compare two population characteristics based on their subgroup prevelence ratios

What can't the cross-sectional design show us?

True or False: Exposures can be said to cause diseases.

• False- exposures can only be associated or related to disease

• True- if research is extensive enough it can prove an exposure to cause disease

What is the most important consideration for the cross-sectional design?

Developing subtopics for each major
concept is which stage of developing an outline?