Flashcards in Course intro Deck (25):
Which clinical trial is the gold standard?
What are characteristics of clinical trials?
Show safety and efficacy
Any differences result of presence/absence of treatment
What are types of outcomes?
Quasi-experimental study designs
What are characteristics of outcomes trials?
Differences could be present to underlying differences between groups of people
What are the types of cohorts?
What is a closed cohort?
Group followed from start to pre-defined time end
People cannot enter or leave
What is a fixed cohort?
When follow-up time is same for all members of group
What is an open cohort?
People can enter or leave cohort over chosen time-frame
What are economic outcomes?
Direct and indirect costs
What are clinical outcomes?
A1c, asthma control, BP, etc
What are humanistic outcomes?
Satisfaction with care
What is a prevalent user?
Those who are using drug before analysis
What is an incident user?
Those who start using drug during analysis
How do we calculate the exposed incidence rate?
R(exposed) = (# w/outcome) / (Total number exposed)
How do we calculate the unexposed incidence rate?
R(unexposed) = (# w/outcome) / (Total number unexposed)
How is the risk ratio calculated?
What does a risk ratio = 1 mean?
No difference in risk
What does a risk ratio > 1 mean?
What does a risk ratio < 1 mean?
What is the risk difference?
R(exposed) - R(unexposed)
What is a good control?
Member of the controls would be a case if they developed the condition
What are control sources?
What are sources of exposure?
What are forms of self-report?