NURS 225 Week 1 Discussion Board Forum 1 Example

Discussion Board Forum 1: A Practice That Research Changed

NURS 225 Pre-licensure Research in Nursing, Discussion Board Forum 1

Thread by [Student Name]

The clinical scene and classmates are composites; the textbook, Scripture and the studies cited are real.

On my first clinical day, I watched a nurse remove a patient's IV catheter that was flushing well, had no redness and caused no pain. When I asked why, she said, "It's day three; policy says we change them." The patient, an older woman with fragile veins, needed four attempts before a new line was placed. I wondered whether the policy was protecting her or hurting her.

That is exactly the kind of question research is built to answer. Boswell and Cannon (2017) describe nursing research as systematic inquiry that develops knowledge for nursing practice, and they distinguish it from evidence-based practice, in which nurses combine the strongest current findings with their own expertise and what the patient wants. The routine I saw began from a reasonable concern that catheters left in place longer would cause phlebitis and infection. The research question that tested it can be written simply: for adults with a peripheral IV, does leaving the catheter until there is a clinical reason to remove it, rather than swapping it on a 72- to 96-hour clock, alter how often phlebitis or infection occurs?

Kang et al. (2026) tested that question in a cluster-randomized crossover trial across eight wards, enrolling 1,324 adults who needed IV therapy for at least 96 hours. Phlebitis occurred in 12.6% of the clinically indicated group and 11.7% of the routine group, a difference small enough to meet the trial's prespecified non-inferiority margin, and no bloodstream infections occurred in either group. Patients in the clinically indicated group needed fewer catheter insertions on average (1.77 versus 2.16) and kept each catheter longer. For my patient, that would have meant fewer needle sticks with no added risk.

This week's reading also taught me to keep three activities apart that I used to blur together. The trial was research. A hospital deciding to change its policy based on that trial and others would be evidence-based practice. Tracking whether phlebitis rates change after the new policy would be quality improvement. A nurse who asks "why do we do it this way?" has already taken the first step of the research process.

A student cannot change hospital policy alone, but the chapters suggest what a student or new nurse can do. The first step is to ask the question respectfully and look for the answer in current literature, as I did. The second is to bring the evidence to someone who can act on it, such as the unit educator or the practice council, rather than ignoring the policy on one's own. In the meantime, a nurse can still assess every IV site carefully at each shift and document why a catheter is kept or removed, so that the decision for each patient rests on findings rather than the calendar. Asking for the evidence behind a policy is not disloyalty to the unit; it is how good units improve.

Reply to Abigail

Abigail, you wrote that nursing traditions carry wisdom earned by generations of nurses and should not be thrown out because of a single study. I agree that tradition often holds real knowledge. Boswell and Cannon (2017) list tradition and authority among the sources of nursing knowledge, alongside experience, intuition and research, and they note that tradition is valuable but can perpetuate practices that were never tested or have been disproved. The answer may not be to choose between tradition and research but to let research test tradition, keeping what holds up. Scripture models that kind of testing. Paul writes, "test everything; hold fast what is good" (English Standard Version Bible, 2001/2016, 1 Thessalonians 5:21). The verse does not tell us to discard everything old; it tells us to examine it and keep what proves good. In the IV example, the tradition of watching catheter sites closely is good and should be kept; the schedule for replacing them did not hold up. I think a nurse who honors tradition well is one who is willing to ask whether a tradition still serves patients. Which nursing tradition from your workplace do you think would hold up best if it were tested?

Reply to Nathan

Nathan, you said you felt uneasy about research that "experiments on patients," especially when patients are sick and vulnerable. That concern is at the heart of research ethics. Boswell and Cannon (2017) describe the protections that guide research with human participants, including consent that is informed and voluntary, approval by an ethics review board before any data are collected, the freedom to leave a study at any time and special safeguards for vulnerable groups. These protections exist because of past abuses in which people were studied without consent or harmed for the sake of knowledge. Scripture gives a reason to take those protections seriously. Genesis teaches that "God created man in his own image" (English Standard Version Bible, 2001/2016, Genesis 1:27), which means every research participant has a worth that no study can override. At the same time, refusing to study common practices has its own cost: patients like the woman I described received four needle sticks because a routine was never questioned. Research done ethically honors the people in the study and the patients who will benefit later. Would you feel differently about participating in a study like the IV trial, where both groups received accepted care?

References

Boswell, C., & Cannon, S. (2017). Introduction to nursing research: Incorporating evidence-based practice (4th ed.). Jones & Bartlett Learning.

English Standard Version Bible. (2016). Crossway. (Original work published 2001)

Kang, N., Kim, H. L., Choi, H. R., & Kim, J. (2026). Routine versus clinically indicated replacement of peripheral intravenous catheters in adults: A non-inferiority cluster-randomised crossover trial. Healthcare, 14(13), 1825. https://doi.org/10.3390/healthcare14131825