Evidence Based Practice in Nursing & Healthcare A Guide to Best Practice 2nd Edition By Bernadette Mazurek Melnyk
Evidence Based Practice in Nursing & Healthcare A Guide to Best Practice 2nd Edition By Bernadette Mazurek Melnyk
$2.99
Chapter 5- Critically Appraising Quantitative Evidence for Clinical Decision Making
Complete Chapter Questions With Answers
Sample Questions Are Posted Below
| 1. | A nurse is preparing a research proposal in an effort to answer a clinical question. Which of the following measures is most likely to reduce the potential for bias in the study? | |
| A) | Replicating the research methodology of an existing study that addresses the clinical question | |
| B) | Ensuring the number of participants is sufficiently high | |
| C) | Randomly assigning the participants to groups | |
| D) | Ensuring the clinical question reflects phenomena identified in relevant qualitative research | |
| 2. | A nurse researcher is investigating the effectiveness of a new, school-based smoking prevention program. Which of the following should the nurse consider as a potential confounding historical factor? | |
| A) | Students’ existing attitudes toward tobacco use | |
| B) | The relationship between tobacco use and alcohol use | |
| C) | Students’ respiratory health status at the commencement of the program | |
| D) | Antismoking messages already present in the media | |
| 3. | While reviewing a study that appears to favorably recommend the use of an innovative mattress for the prevention of pressure ulcers, the nurse notes that the sum of the experimental group and the control group is significantly less than the total sample. How should the nurse best interpret this fact? | |
| A) | This represents a potential threat to the reliability of the study. | |
| B) | A significant number of participants did not develop pressure ulcers. | |
| C) | The results of the study have most likely been manipulated. | |
| D) | A confounding variable was present that the authors did not account for. | |
| 4. | The historical incidence of deep vein thrombosis in medical patients at a university hospital was 2.5%. This figure dropped to 2% among an experimental group during the implementation of a new prophylaxis regimen. What is the nurse’s most accurate interpretation of this finding? | |
| A) | The relative risk of DVT among medical patients is 2/100. | |
| B) | The regimen results in a 20% relative risk reduction. | |
| C) | The absolute risk of DVT among the control group is 2.5%. | |
| D) | The results of the intervention are valid and reliable. | |
Answer Key
| 1. | C |
| 2. | D |
| 3. | A |
| 4. | B |
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $30.00.$20.00Current price is: $20.00.
Original price was: $39.99.$19.99Current price is: $19.99.
Original price was: $100.00.$70.00Current price is: $70.00.
Original price was: $30.00.$20.00Current price is: $20.00.