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17 Cards in this Set
- Front
- Back
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Analytic epidemiological studies
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Studies concerned with testing hypotheses to determine if specific exposures are related to the presence or absence of specific diseases. |
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Control
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Elements built into a design to reduce or eliminate interpretations of the cause of the results. These elements include the use of randomization, manipulation of experimental conditions, and use of comparison groups |
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Control Group |
The group that does not receive the experimental treatment in an experiment or intervention |
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Descriptive Study |
A study designed to describe the meaning of existing phenomena |
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Descriptive correlational study |
A study used to describe and explain the nature and magnitude of existing relationships |
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Descriptive epidemiological studies |
studies concerned with the distribution and patterns of disease or disability in a population |
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Double-blinded study |
Treatment assignment (to either experimental or control group) is unknown to patients and healthcare providers. Sometimes referred to as patient-provider masking. |
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Experimental Group |
The group that receives the "new" treatment in an experiment |
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External Validity |
The extent to which the results of a study can be generalized from the study sample to the target population |
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Extraneous Variable |
Any variable that is not directly related to the purpose of the study but that may affect the dependent variable; sometimes termed "intervening" or "confounding variables" |
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Internal validity
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Refers to whether the independent variable made a difference |
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Paradigm |
Organizing framework that contains a set of assumptions or values that underlie how scientists view reality, truth, and research |
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Qualitative Research |
Research directed at the discovery of meaning and underlying philosophical inquiry or psychological and sociological underpinnings |
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Quantitative Research |
Research directed at the discovery of relationships and cause and effect. Methods used are based on the scientific method of inquiry
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Randomized clinical trial (RCT) |
a prospective study evaluating the effectiveness of an intervention/treatment in a large sample of patients. Essential features of a clinical trial include use of an experimental and control group, randomization, masking of patients and health-care providers, and sufficient sample sizes |
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Research Design |
Set of guidelines by which a researcher obtains answers to questions |
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Single-blind study |
Treatment assignment (to either experimental or control group) is unknown to patients |
