Research Design

Which research design is a qualitative method in which the researcher attempts to develop a theory of process, action, or interaction based on in-depth analysis of the words of informants?

Grounded theory

Which of the following should be part of an evidence-based research study? Select all that apply.

- The design picked can be clearly identified and linked to the research question. - Design variables are identified and defined. - The rationale is provided for the design choice. - Identify the design used and that standard language describes the design choice.

The nurse researcher has established causality between the number of overtime hours a nurse works in a week and the number of errors in medication administration. Which conditions did the research meet to establish causality? Select all that apply.

-Rival explanations for the effect were ruled out. -The cause must precede the effect. -The probability that the cause influenced the effect was established.

Which items should the nurse look for when evaluating the design of a research article? Select all that apply.

-The design is clearly identified and described using standard language. -Enough detail is provided that an informed reader could replicate the study. -A rationale is provided, or can be easily inferred, for the choice of a design. -The characteristics of the design can be clearly linked to the nature of the research question.

Review this nursing research question: Is aromatherapy an effective anxiety-reducing treatment for clients who experience anxiety in the intensive care unit as compared to clients who receive no aromatherapy?​ Which is the independent variable in the nursing research question?

Aromatherapy

A nurse researcher is utilizing research design to describe the relationship between coping skills and educational level in adults newly diagnosed with diabetes. Which type of design would the researcher use?

Correlational

Which research is designed to describe in detail some process, event, or outcome that is used when very little is known about the research question?

Descriptive study​

The nurse researcher is studying the features and interactions of a given culture by immersion in the natural setting over an extended period of time. What type of descriptive design is the nurse using?

Ethnography

A nurse is implementing research that studies causality by introducing an intervention to one group (the treatment group) and comparing the outcome to that of another group that has not experienced the intervention (the control group). The participants are randomly assigned to groups. What type of research design is the nurse using?

Experimental design

What is the limitation of a predictive study?

May be affected by extraneous variables

Review this nursing research question: What is the perception of the effectiveness of physical therapy among post-operative knee replacement clients? What is the variable in the question?

Perception of effectiveness

A nurse researcher has chosen to use an experimental design. The nurse chose this design because of its design strength. Which strength best describes this type of research design?

Provides the most rigorous test of effectiveness of interventions

Which type of research design studies the response of one individual to an intervention based on measurement of a baseline and ongoing measurement after introducing a treatment?

Single subject design

Review this nursing research question: Which coping strategies do adults use when diagnosed with hyperlipidemia? Select the best type of research design based on the research question.

Survey design

Match the design type to its description.

Tests of model fit: Observe causal relationships between variables based on fitting data to a preconceived model. Predictive study:Describes the relationship between a variable (or a group of variables) and an outcome variable. Grounded theory:Develop a theory of process, action, or interaction based on in-depth analysis of the words of informants. Correlation: Describes the relationship between two variables in a single population or the relationship between a single variable in two populations.

Review this nursing research question and select the variable posed by the question:

emotional and psychological reactions