HS865 Unit 6 Survey Rates Seminar Reflection Example

Whose Shields, Asked How, and When? A Unit 6 Seminar Reflection on Why Surveys of One Profession Report Different Rates

[Student Name]

Purdue University Global

HS865: Doctoral Project II: Research

Unit 6 Seminar Reflection

[Instructor Name]

[Date]

The seminar and classmates are composite and described by role; the studies cited are real.

What I Brought

My review needed a sentence on how common shielding still is. I had two sources. The older one, an educator questionnaire fielded before the 2019 change, reported that a little over half of its small international sample still taught routine gonadal shielding (Shanley & Matthews, 2018). Federico et al. (2026) surveyed practicing radiographers across Europe well after the 2019 and 2021 statements. Its rate was lower, and its sample was far larger. My plan was to cite the larger, more recent survey as the best estimate of current practice, including in American departments like mine, and to treat the older figure as history.

Moment One: Who Was Asked

A classmate who directs a radiography program spoke first. She pointed out that the two surveys did not ask the same people. Educators describe what they teach, not what happens in rooms, and practicing radiographers describe what they do, often in departments whose local rules differ from national guidance. Comparing them is like comparing a syllabus with a timesheet. She added that European radiographers work under different regulations and professional bodies than American radiologic technologists, so neither figure could stand for my network. I had read both papers, but I had read them for their numbers, not for their samples. Her point made me realize that a larger sample only makes an estimate more precise for the population it came from; it does nothing to make that estimate apply to a different population. A precise answer to the wrong question is still the wrong answer.

Moment Two: How the Question Was Worded

A second classmate, who designs patient experience surveys, asked how each survey worded its shielding question. I did not know. She explained that "Do you ever use gonadal shielding?" and "Do you routinely use gonadal shielding for pelvic radiographs?" will produce very different rates, and that a question about "shielding" without naming an examination invites respondents to think of whichever examination they shield most. She suggested that my own survey name a specific examination, such as an anteroposterior pelvis radiograph in a child, so that respondents answer about the same situation.

The two rates were not two estimates of one thing; they were answers to different questions from different people at different times.

Moment Three: When the Survey Was Fielded

The seminar leader asked when each survey was in the field. The educator survey predates the 2019 statement; the European survey followed both statements. Timing alone could explain much of the difference, since practice was changing quickly in those years. The leader suggested that any rate I cite should carry its date and population in the same sentence, so readers cannot mistake it for a current American figure. Another classmate added that even surveys fielded in the same year can catch departments at different points, since some adopted the new guidance within months and others waited for state regulators or their own physicists to act. A single national figure, even if one existed, would blur that variation.

What I Read Afterward

After the seminar I reread the anatomy literature that drove the guidance change. Fawcett et al. (2012) showed that the youngest girls' ovaries often lie outside the field a shield covers, which reminded me why the examination matters: a question about shielding children's pelvic radiographs touches the exact situation where shields most often miss. If my survey asks about that examination specifically, its answers will be both comparable across respondents and relevant to the evidence.

What Changed

Three things changed in my work. First, my review now reports each survey's rate with its population, country, date and question wording, and states that no published figure describes current practice in American departments. Second, I rewrote my own survey item. It now reads: "When performing an AP pelvis radiograph on a child under 10, how often do you place a gonadal shield?" with five response options from never to always. Third, I dropped the sentence that cited the European rate as the current level of shielding, and replaced it with a sentence explaining that my study will produce the first estimate for this network.

What I Still Wonder

I still wonder how much my own network's figure will differ from the European one. If it is much higher, the difference may tell me as much about regulation and training in the United States as about the radiographers themselves, and I will need to say so carefully.

References

Fawcett, S. L., Gomez, A. C., Barter, S. J., Ditchfield, M., & Set, P. (2012). More harm than good? The anatomy of misguided shielding of the ovaries. The British Journal of Radiology, 85(1016), e442-e447. https://doi.org/10.1259/bjr/25742247

Federico, L., Roletto, A., Manzo, L., Canulli, L., Nieri, I., Panci, S., Catania, D., Rainford, L., & Gerasia, R. (2026). Survey on the use of patient contact shielding during radiological practice: The European radiographers' perspective. Radiography, 32(1), 103241. https://doi.org/10.1016/j.radi.2025.103241

Shanley, C., & Matthews, K. (2018). A questionnaire study of radiography educator opinions about patient lead shielding during digital projection radiography. Radiography, 24(4), 328-333. https://doi.org/10.1016/j.radi.2018.04.001