Research And Evidence (NBCOT COTA)
Exam And Answers.
Hierarchy of evidence -
\A rating system used to classify the strength and quality of evidence when making
evidence-based decisions in clinical practice
Level Hierarchy of evidence:
Hierarchy of evidence: -
\The strongest level of evidence that includes:
• *meta-analysis of multiple randomized controlled trials (RCT)*
• *systematic reviews with homogeneity (all the same) of evidence*
Level Hierarchy of evidence:I
Hierarchy of evidence: -
\Level of evidence that includes:
• results from a *single randomized controlled trial (RCT) that have an effective research
design and appropriate sample size*
Level III
Hierarchy of evidence: -
\Level of evidence where *validity of results are threatened* that includes:
• results from a non-randomized research study that has a control group and an
intervention group but research subjects have not been randomized to each group
Level IV
Hierarchy of evidence: -
\Level of evidence that includes:
• studies conducted with a *nonexperimental design*
• single-subject case studies
• cohort studies
Level V
Hierarchy of evidence: -
\Level of evidence that:
• *does not have a research component*
• offers information about a particular topic
• includes qualitative research and expert opinions
Systematic review -
\Method for analyzing research studies by selecting:
• a topic or question
• collecting data based on specific search criteria
Exam And Answers.
Hierarchy of evidence -
\A rating system used to classify the strength and quality of evidence when making
evidence-based decisions in clinical practice
Level Hierarchy of evidence:
Hierarchy of evidence: -
\The strongest level of evidence that includes:
• *meta-analysis of multiple randomized controlled trials (RCT)*
• *systematic reviews with homogeneity (all the same) of evidence*
Level Hierarchy of evidence:I
Hierarchy of evidence: -
\Level of evidence that includes:
• results from a *single randomized controlled trial (RCT) that have an effective research
design and appropriate sample size*
Level III
Hierarchy of evidence: -
\Level of evidence where *validity of results are threatened* that includes:
• results from a non-randomized research study that has a control group and an
intervention group but research subjects have not been randomized to each group
Level IV
Hierarchy of evidence: -
\Level of evidence that includes:
• studies conducted with a *nonexperimental design*
• single-subject case studies
• cohort studies
Level V
Hierarchy of evidence: -
\Level of evidence that:
• *does not have a research component*
• offers information about a particular topic
• includes qualitative research and expert opinions
Systematic review -
\Method for analyzing research studies by selecting:
• a topic or question
• collecting data based on specific search criteria
