Exam (elaborations)
610 exam 1 questions and answers 2024
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Exam of 6 pages for the course MSN 610 at MSN 610 (610 exam 1)
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610 exam 1temporality - answer for an exposure to cause a disease it must precede the
development of the disease
a _____ association is more likely to have a cause component - answer strong
what does a correlation coefficient being closer to 1 mean? - answer a stronger
association
a relative risk or odds ratio greater than 2 is ____; greater than 5 is ____ -
answermoderately strong; strong
which study approach is just synthesizing existing knowledge - answer review/ meta
analysis
which study approach compares average levels of exposure and disease in several
populations - answer correlational (ecological) study
which study approach describes a group of individuals with a disease - answer case
series
which type of study approach describes an exposure and/or disease status in a
population - answercross-sectional survey
which type of study approach compares exposure histories in people w/ disease and
people w/o disease - answercase-control
which type of study approach compares rate of new disease in people w/ different
exposure histories or follows a population forward in time looking for incident diseases -
answercohort study
which type of study approach compares outcomes in participants assigned to
intervention or controls groups - answerexperimental studies
which type of study approach seeks to understand how individuals and communities
perceive and make sense of the world and their experiences - answerqualitative
what's an example of an experimental study design - answerRCT
what are three examples of an observational study design - answercohort, case control
and cross sectional
, what type of study has the strongest evidence and is the "gold standard" - answerRCT
which study approach is most popular bc it allows a relatively rapid collection of new
data - answercross sectional
what's the main thing measured in cross sectional studies - answerprevalence rate
what are some advantages of cross sectional studies - answerless time, money and
effort, can examine prevalence of multiple risk factors and disease
what is a disadvantage of cross sectional studies - answercan't know temporal
sequence
what are some advantages of case studies - answerhelps to identify new trends, new
drug side effects, can be educational, finds rare manifestations of a disease
what is a disadvantage of case studies - answercauses or associations could have
other explanations
which type of study design is considered the lowest level of evidence - answercase
study
which type of study design produces new ideas and issues for other studies to explore
more - answercase study
what's the difference between a case study and case series - answerstudy is single pt,
series is a group
which study design picks pts based on disease status - answercase control
what is the main statistical measure of case control studies - answerodds ratio
what are some advantages of case controls - answerless time money and effort, good
for rare disease and disease w/ long latency periods, can examine multiple risk factors
what are some disadvantages of case controls - answerselection bias, recall bias,
investigation bias, issues w/ temporal sequence
what are the two types of cohort studies - answerprospective and retrospective
which study design recruits pts based on their exposure status - answercohort
which study design is optimal for uncommon expsoures - answercohort
what two types of bias are cohort studies at risk of - answerselection and info
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