What study design used and why was it an appropriate one for this study? What is one threat to the internal validity and one to the external validity of the study design?

Quantitative nursing research article

Using the quantitative nursing research article from the week 4 discussion question, summarize the article’s main components. The student’s discussion will include:

Problem
What problem was this study designed to address and is it an important one to nursing?
Research Question(s)
What is the main research question?
Study Design
What study design used and why was it an appropriate one for this study?
What is one threat to the internal validity and one to the external validity of the study design?
Sample and Setting
Is the sample large enough and representative of the target population?
Is the setting in which data were collected appropriately for this study?
Study Instruments/Tools
What instruments or tools were used to collect data and what information was there about their validity and reliability?
Were steps taken to protect the rights of study subjects?
Data Analysis Procedures
What statistical procedures were used to analyze the type of data collected?
What were the study findings?