Trans - Study Designs Flashcards Preview

[OS 211] FINALS > Trans - Study Designs > Flashcards

Flashcards in Trans - Study Designs Deck (22)
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1
Q

cross sectional study

A

single measurement, single observation, one particular period of time

2
Q

longitudinal study

A

requires repeated measurements over a longer period of time

3
Q

cross sectional study used for:

A

disease description

4
Q

longitudinal study used for

A

prospective and retrospective studies

5
Q

pre experimental designs - purpose

A

for piloting procedures and outcomes for the true experiments

6
Q

1 shot case study

A

single group studied only once without control

7
Q

1 group pretest-posttest design

A

compares subjects condition before and after intervention, no control

8
Q

difference of true experimental designs from pre experimental designs

A

in true experimental designs, control groups are present

9
Q

single factor experiments

A

comparisons are mad on the effectiveness of treatments on a common criterion

10
Q

multifactor experiments

A

permit evaluation of controlled effect of two or more variables

11
Q

pretest-posttest control group design

A

most common, evaluates baseline first before treatment

12
Q

posttest only control group design

A

can be done when procedures for induction of baseline are well established

13
Q

blocked group design

A

experimental units are grouped first according to the control variable before randomization of experimentation

14
Q

multifactor designs

A

used to see the effects of different variables in combination

15
Q

case report

A

describe the outcome of the patient

16
Q

case series

A

descriptive account of certain characteristics observed in a group of patients

17
Q

cross sectional study

A

done at one point in time
“what might be happening”
for hypothesis generation

18
Q

case control study

A

cases (those with outcome of interest) are compared to controls (those without outcome of interest)

“what may have happened”

19
Q

part of population identified so that one or more characteristics may be studied over time

A

cohort

20
Q

cohort study

A

follows a cohort who initially does not have the disease and sees which of them would develop it

identifies risk factors

21
Q

randomization used to determine which subject will be exposed to treatment or placebo

A

randomized control trial

22
Q

meta analysis

A

studies and compiles the findings of previous studies