You are a pediatric oncologist and the guidelines were written for geriatric
specialists.
7. Which of the following would be considered the research design for Level I evidence?
Single, well-designed, randomized clinical trial
Systematic review of randomized clinical trial studies
Well-designed controlled trials without randomization
Systematic reviews of descriptive or qualitative studies
8. Which of the following would be considered the research design for Level II evidence?
Single descriptive or qualitative study
Well-designed case control or cohort studies
Single, well-designed, randomized clinical trial
Systematic review of randomized clinical trial studies
9. Which of the following would be considered the research design for Level III evidence?
Well-designed controlled trials without randomization
Systematic reviews of descriptive or qualitative studies
Systematic review of randomized clinical trial studies
Opinion of authorities and expert committees
10. Which of the following would be considered the research design for Level IV evidence?
Single descriptive or qualitative study
Opinion of authorities and expert committees
Systematic review of randomized clinical trial studies
Well-designed controlled trials without randomization
11. Which of the following would be considered the research design for Level V evidence?
Systematic review of randomized clinical trial studies
Well-designed controlled trials without randomization
Systematic reviews of descriptive or qualitative studies
Single descriptive or qualitative study
12. Which of the following would be considered the research design for Level VI evidence?
Systematic reviews of descriptive or qualitative studies
Opinion of authorities and expert committees
Well-designed case control or cohort studies
Single descriptive or qualitative study