Reveals the knowledge of what already b. Pure research
exists without any greater purpose than the
explanation.
a. Applied research
b. Pure research
c. Clinical research
d. None of these
Looks at current situations and speculates
as to future implications.
a. Applied research
b. Pure research
c. Speculative research*
d. None of these
The hallmark of this experimental study is
that the assignment of individuals is under
control of investigator.
a. Observational research
b. Experimental research*
c. Speculative research
d. None of these
From the taxonomy flow chart, If the
answer to “Did the investigator assign
exposures?” is “no” and a control group is
used, which of the following studies are
indicated?
a. Randomized controlled trial
b. Cohort*
c. Descriptive
d. None of these
,Examines the total number of health-
related states or events that exist in a
specified
population at a particular point in time.
a. Cohort
b. Cross sectional*
c. Randomized controlled rial
d. None of hese
The assignment of participants to exposure
groups purely by chance is a characteristic
of which of the following designs?
a. Cohort
b. Case-control
c. Randomized controlled*
d. None of these
Good descriptive studies answer which of
the following questions?
a. Who has the disease or condition in
question?
b. What is the disease or condition being
studied?
c. Why did the disease or condition arise?
d. All of the above*
A rate of the total number of all individuals
with a condition in a given period, to the
population at risk.
a. Incidence
b. Prevalence*
c. Validity
d. None of these
The degree to which the results of an
observation hold true in other things.
a. Internal validity
b. External validity*
c. Prevalence
d. None of these
Two or more groups of persons followed
forward in time from exposure to outcome
describes a_______________ _.
a. case report
b. survey
c. Case-Control study
d. Cohort study*
Investigators must develop a clear, specific
and measurable __________ _.
a. Group design
b. Case definition*
c. Study title
d. None of these
, Studies often providing clues about a cause
that can be pursued with more
sophisticated research designs.
a. Analytical
b. Descriptive*
c. Cohort
d. None of these
The “So what” associated with descriptive
studies includes
a. Is the condition serious
b. Are large numbers involved
c. Has it been studied before
d. All of these*
An unusual or abnormal case (which
prompts further investigations with more
rigorous study designs)
a. Case report*
b. Survey
c. Ecological correlation
d. All of these
Looks for associations between exposures
and outcomes in populations rather than in
individuals.
a. Case report
b. Survey
c. Ecological correlation*
d. All of these
The assignment of participants to
exposures purely by chance.
a. Selection
b. Randomization*
c. Incidence
d. Surveys
Review articles are important to
practitioners and health policy makers for
the following reason(s):
a. they prove the effectiveness of
diagnostic and treatment interventions.
b. they are always the final authority on a
clinical topic.
c. they provide a summary of best
available evidence for clinical and health
policy decisions.*
d. None of these.
Randomized controlled trials design
includes:
a. Randomization of participants
b. Treatment and control/comparison
groups
c. No comorbidity
d. All of these*