NRS 428 Topic 4 DQ 2: research vs quality improvement
Describe the difference between research and quality improvement, give a workplace example where qualitative and quantitative research were applied and how the organisation used them, and in replies discuss how those findings could transfer to another health care setting.
Editorial process
Last reviewed · August 14, 2026
Different questions, different rules, different approvals
Research and quality improvement look similar from the outside — both collect data, both measure outcomes, both end in a report — and they are separated by intent. Research asks a question whose answer is not yet known and is designed so the finding generalises beyond the place it was collected; that ambition is why it needs a protocol fixed in advance, ethical review, and informed consent. Quality improvement takes knowledge that already exists and asks whether this unit is delivering it, then changes something and measures again. Its cycles are deliberately short and iterative, its aim is local, and it usually proceeds under organisational governance rather than an institutional review board. State the distinction in terms of purpose and generalisability rather than method, because the methods overlap almost completely and a definition built on them will not hold up to a single counter-example from your own unit.
The workplace example is where marks are actually won, and the wording is demanding: it asks for a setting where qualitative and quantitative research were both applied, and how each was used within the organisation. So pick one project that genuinely carried both — a fall-reduction initiative where incident rates and length of stay supplied the numbers while staff interviews and patient feedback explained why the falls clustered at handover, for instance. Say what each half contributed that the other could not: the quantitative data established that a problem existed and how big it was, the qualitative data explained the mechanism and made the intervention designable. The reply prompt then asks about transfer to another setting, which is the generalisability question coming back around — so name the context features the finding depended on — the staffing model, the patient mix, the electronic record — because those decide whether it travels.
Likely learning objectives
Inferred from the brief — check these against your own rubric.
- 01Distinguish research from quality improvement by purpose, generalisability and oversight rather than by method.
- 02Identify the role qualitative evidence plays that quantitative measurement cannot fill.
- 03Describe how an organisation acted on both kinds of evidence in a single initiative.
- 04Assess which context features a local finding depends on before claiming it transfers.
Read the full question
Review every instruction before using the planning guidance that follows.
Turn the brief into deliverables
- 01A definition of research and a definition of quality improvement, stated as a contrast.
- 02One workplace example in which qualitative research was applied.
- 03The quantitative research applied in that same example.
- 04An account of how the organisation actually used the findings.
- 05Peer replies discussing transfer of the findings to another health care setting.
Define, then prove it with one workplace example
Two activities that look alike
Open by naming the overlap so the distinction has something to cut against.
Research: new knowledge, meant to generalise
Define research by its question and its intended reach, and note the review that follows.
Quality improvement: known knowledge, applied locally
Define quality improvement by its iterative cycles and local aim.
The workplace example, quantitative half
State the measure, the baseline and what the numbers established.
The workplace example, qualitative half
Say what interviews, observation or free-text feedback explained that the numbers could not.
What the organisation did, and where it might transfer
Name the change made and the context conditions the result depended on.
Where the distinction is authoritatively drawn
Recommended databases
- StatPearls via NCBI Bookshelf
- AHRQ Patient Safety Network
- CINAHL
- PubMed
- Your organisation's quality dashboard and IRB policy
Search sequence
- 1.Read an authoritative statement of the research/quality-improvement boundary and note the oversight difference.
- 2.Find your organisation's own policy on when a project needs institutional review.
- 3.Choose one initiative you can describe from both sides — numbers and narrative.
- 4.Write down the baseline measure, the intervention and the remeasurement.
- 5.List the local conditions that made it work, ready for the transfer question.
Reference shortlist
These are authoritative starting points, not a ready-made bibliography. A qualified reviewer must confirm that each source fits the assignment and supports the claim beside which it is cited.
Nothing here is cleared for citation until you have read it.
- 01
Quality Improvement Methods (LEAN, PDSA, SIX SIGMA)
StatPearls, NCBI Bookshelf · 2024
Sets out the iterative, local character of quality improvement that separates it from research.
- 02
Qualitative Study
StatPearls, NCBI Bookshelf · 2023
Explains what qualitative designs can establish, which is the half of the example students under-argue.
- 03
Nursing Professional Development Evidence-Based Practice
StatPearls, NCBI Bookshelf · 2024
Connects generated evidence to applied practice change, the bridge between the two activities.
- 04
Quality Assurance
StatPearls, NCBI Bookshelf · 2023
Separates assurance and improvement activity from research, and supplies the measurement vocabulary for a baseline and a remeasurement.
Review before submission
Common mistakes
- Separating the two by method, which fails because both use surveys, chart review and statistics.
- Giving two separate examples when the brief asks for one setting carrying both approaches.
- Describing the data collected but never saying what the organisation changed because of it.
- Treating qualitative work as background colour rather than as evidence that shaped the intervention.
- Claiming the findings transfer anywhere without naming the conditions they depended on.
- Omitting the ethical-review difference, which is the most concrete marker of the distinction.
Submission checklist
- The definition rests on purpose and generalisability, not on method.
- Institutional review versus organisational governance is mentioned.
- One example carries both qualitative and quantitative research.
- The organisational action taken on the findings is stated.
- The reply names context features that decide whether the finding travels.
- Sources are cited in APA format.
Use this guide to plan and review your own work. Follow your institution's rules and read our academic-integrity policy.
Written by
Aaron Bishop
MA, Education
assignment interpretation and research-methods coaching across disciplines
Aaron leads the EssayCrackers editorial desk. He works on how assignment briefs are read — what a rubric is actually asking for, and where students most often answer a different question than the one set.
Reviewed by
Dr. Nathan Cole
PhD, Rhetoric & Composition
Argumentation and thesis development
Nathan teaches first-year composition and directs a university writing center. He reviews EssayCrackers guides for argumentative soundness and citation accuracy.