What “Evidence-Based” Means Here
The term is used loosely across nursing education. We use it in its original sense.
Evidence-based practice is the deliberate, transparent integration of three things: the best currently available research evidence, the clinician’s own expertise and judgment, and the patient’s values and circumstances. The definition traces to Sackett and colleagues, who described it as the conscientious, explicit, and judicious use of current best evidence in decisions about the care of individual patients. Evidence alone is not practice; judgment alone is not evidence. Both are required.
Sackett DL, Rosenberg WMC, Gray JAM, Haynes RB, Richardson WS. Evidence based medicine: what it is and what it isn’t. BMJ. 1996;312(7023):71–72. doi:10.1136/bmj.312.7023.71. PMID 8555924.
What that commitment means operationally
Every clinical claim is traceable
If a lesson tells you to do something, it tells you on what authority.
Currency is dated
Modules carry source dates. When guidance changes, the lesson changes — and superseded guidance is flagged as superseded rather than quietly deleted.
Mnemonics are labeled as mnemonics
Teaching devices are useful and we use them. Where a classic examination mnemonic has drifted from current evidence, we say so directly instead of teaching a shortcut that is no longer accurate.
Authoritative guidance over proprietary review material
Where a national body has published guidance on a subject, that guidance is the source. We do not build lessons on top of another preparation company’s interpretation.
Rationales carry the weight
The answer is the least important part of a practice item. The reasoning path — including why the attractive wrong answer is wrong — is where the learning happens.
Original items only
Every practice item is written for this platform. We do not reproduce, solicit, or reconstruct live examination content. See our Academic Integrity Policy.
Where our content is researched and drawn from
- The current NCSBN NCLEX-RN® test plan and NCSBN’s published clinical judgment measurement research
- National nursing competency and curricular frameworks, including the American Association of Colleges of Nursing Essentials: Core Competencies for Professional Nursing Education
- Peer-reviewed primary literature and systematic reviews identified through PubMed and comparable indexed databases
- Clinical practice guidelines from national specialty bodies — for example AHA/ACC, ACOG, AAP, ADA, IDSA, the Society of Critical Care Medicine and the Surviving Sepsis Campaign, GOLD, GINA, and KDIGO, and their equivalents by specialty
- Federal public health and safety sources, including the Centers for Disease Control and Prevention and the U.S. Preventive Services Task Force
- FDA-approved prescribing information and recognized drug reference standards for all pharmacology content
- National patient-safety standards, including Institute for Safe Medication Practices recommendations and The Joint Commission National Patient Safety Goals
- For RadMatrix specifically: the ACR Appropriateness Criteria®, the ACR Manual on Contrast Media, radiation-stewardship guidance from Image Wisely® and Image Gently®, and radiological society educational standards