Research Design Flashcards
Longitudinal studies follow subjects over time, with
many repeated measures
What type of study studies a stratified group of participants at one point in time
cross-sectional (snap shot)
What is the main difference between experimental and observational research
-variables are not manipulated in observational
Define a prospective design
-sample is defined and data are collected as events over time
Define a retrospective design
-
T or F Longitudinal and Cross-sectional designs can be used for both exploratory and descriptive study
T
T or F Case Study is high on the hierarchy of evidence
F
know prevalence and incidence
know prevalence and incidence
incidence
new
prevalence
new and old
period prevalence
during a period of time
point prevalence
number of existing cases relative to the total population at one point in time (snapshot)
combine existing cases with new cases over a period of time
period prevalence
______ represents the risk of developing the disease
incidence
New Cases/total pop at risk
cumulative incidence (most common)
