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NR441 - Nursing Capstone

Johns Hopkins Nursing EBP: Levels of Evidence

Level I

Experimental study, randomized controlled trial (RCT)
Systematic review of RCTs, with or without meta-analysis

Level II

Quasi-experimental Study
Systematic review of a combination of RCTs and quasi-experimental, or quasi-experimental studies only, with or without meta-analysis.

Level III

Non-experimental study
Systematic review of a combination of RCTs, quasi-experimental and non-experimental, or non-experimental studies only, with or without meta-analysis.
Qualitative study or systematic review, with or without meta-analysis

Level IV

Opinion of respected authorities and/or nationally recognized expert committees/consensus panels based on scientific evidence.
Includes:

  • Clinical practice guidelines
  • Consensus panels

Level V

Based on experiential and non-research evidence.
Includes:

  • Literature reviews
  • Quality improvement, program or financial evaluation
  • Case reports
  • Opinion of nationally recognized expert(s) based on experiential evidence

Evidence Based Practice (EBP) Guidelines

Learn about Evidence-Based Practice models, clinical questions, critical appraisal, and more.

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