NR 560 Week 7 Assembled Capstone Paper Example

Linking Mealtime Insulin to the Meal Tray on a Community Hospital Medical-Surgical Unit: A Capstone Practice Change Proposal to Reduce Hypoglycemia Without Raising Pre-Meal Glucose

Student Name

College of Nursing, Chamberlain University

NR 560: Professional Nursing Capstone

Instructor Name

Month Day, Year

Linking Mealtime Insulin to the Meal Tray on a Community Hospital Medical-Surgical Unit: A Capstone Practice Change Proposal to Reduce Hypoglycemia Without Raising Pre-Meal Glucose

Introduction

Insulin is among the medications most often linked to harm in hospitals, and low blood glucose is its most common adverse effect. On general wards, an episode of hypoglycemia is associated with longer stays and higher mortality, both during admission and in the year after (Turchin et al., 2009). This capstone proposes one change on one unit: registered nurses give scheduled rapid-acting mealtime insulin when the patient's tray has arrived and the patient is eating, instead of at the fixed medication-pass time. The paper sets out the problem, the evidence, the proposed practice, its feasibility and a plan for evaluation.

Problem and Setting

The setting is a medical-surgical floor of 30 beds for adults in a community hospital of roughly 280 beds, where 8 to 12 patients a day receive mealtime insulin. The electronic medication record places those doses at 07:30, at 11:30 and at 17:00. Trays, however, come on shared carts that reach this floor third on the route, so they usually land between 07:45 and 08:30 at breakfast, between 11:45 and 12:30 at lunch and between 17:15 and 18:00 at dinner. Nurses tend to give insulin during the morning pass to avoid a late-dose warning, which means many doses precede the food they are meant to cover.

A three-month chart review, approved by the nurse manager, identified 38 low readings, each under 70 mg/dL, across the 212 patients receiving mealtime insulin. Twenty-one of those lows followed insulin that reached the patient ahead of the food or went to someone who then ate less than half. It also counted 11 highs of more than 300 mg/dL at the check before the following meal, a figure kept as the baseline for the balancing measure.

PICOT Question

For adults on a medical-surgical unit who receive scheduled rapid-acting insulin with meals (P), would tying each dose to tray delivery and the start of eating (I), rather than to the clock time on the medication record (C), reduce how often glucose falls below 70 mg/dL within the two hours after dosing (O) across an eight-week trial (T), while keeping pre-meal glucose above 300 mg/dL no more frequent than at baseline?

Synthesis of the Evidence

The evidence falls into three kinds. Observational work establishes the stakes: hypoglycemia on general wards was found in 7.7% of admissions with diabetes and was tied to worse survival and longer stays (Turchin et al., 2009), and a later analysis linked it to higher mortality in patients treated with insulin and in those not treated with it (Garg et al., 2013). Because both are observational, part of the association likely reflects how sick the patients were, but neither suggests that low glucose is harmless.

Guidance sets the direction. The Endocrine Society's guideline covering non-critical care inpatients recommends scheduled basal, nutritional and correction insulin and advises matching the nutritional dose to what the patient eats and cutting or withholding it for patients who eat little (Umpierrez et al., 2012). The American Diabetes Association standards for 2025 call on hospitals to maintain protocols that prevent and treat hypoglycemia (ElSayed et al., 2025).

One large program shows what a hospital-wide effort can achieve. At a 550-bed academic center, a bundle aimed at the common remediable causes of insulin-related hypoglycemia, combined with order-set decision support, daily review of glucose outliers and education, lowered the relative risk of a hypoglycemic stay to 0.71 and of a severe hypoglycemic stay to 0.44, while days with severe hyperglycemia also fell (Maynard et al., 2015). The design was before-and-after and combined several elements, so the effect of meal-linked timing alone cannot be separated out. No located study isolates that single change, which is the main limit on the evidence behind this proposal.

The Proposed Practice Change

The nurse checks point-of-care glucose before the meal as usual. When a tray arrives for a patient on mealtime insulin, the technician delivering it tells the assigned nurse. The nurse brings the dose to the room, confirms the patient intends to eat, waits for eating to begin and then gives it, recording tray arrival in a new field in the medication record. If the patient refuses the meal or cannot eat, the dose is held and the provider informed when glucose exceeds the ordered threshold. If intake is uncertain, the nurse may wait as long as 20 minutes into the meal before dosing.

Two things stop. Mealtime insulin leaves the timed medication pass, and its late-dose warning shifts to 30 minutes after the tray window ends rather than 30 minutes after the scheduled time. Basal insulin, correction scales and the kitchen route are not changed.

Feasibility and Stakeholders

The Consolidated Framework for Implementation Research guided the review of barriers and supports (Damschroder et al., 2009). The pharmacy and therapeutics committee holds the most power over the change because it approves administration windows; the unit medical director, pharmacy informatics, food and nutrition services, the nurse manager and front-line staff follow. The approval sequence runs from manager and medical director to the committee, then to the record build, then to education. No budget is needed: the record changes fall within routine informatics work, and training fits within existing huddles. The chief risks, delays during a crowded breakfast, missed doses once insulin leaves the timed pass and higher glucose from later dosing, are each matched by a response: a 20-minute allowance with cover from a second nurse, the moved warning plus weekly process review, and a stop rule on the balancing measure.

Evaluation Plan

The change will run for eight weeks after two weeks of education. The primary measure is, for every 100 doses given, the number of lows, meaning a reading under 70 mg/dL at any check within two hours of a mealtime dose, compared with the three-month baseline. The balancing measure counts pre-meal highs of more than 300 mg/dL at the next scheduled check, again per 100 doses; if it exceeds baseline by an agreed margin for two weeks running, the team pauses and reviews. The process measure is the share of doses documented after tray arrival. Results will be plotted weekly on run charts and shared at huddles so staff see the effect of their work. Data will be reported in aggregate only, as agreed with the quality office.

Sustaining the Change

If the results are favorable, the resource nurse will fold the tray-linked step into orientation for new nurses and technicians, and the medical director will ask the hospitalist group to adopt the intake-based dose order across the hospital. The run charts will continue monthly for six months to detect drift.

Conclusion

Hypoglycemia after mealtime insulin on this unit is frequent, measurable and largely a matter of timing that nurses control. The proposal links each dose to the tray, adds a rule for poor intake and removes the practices that pushed doses early. The evidence supports the principle but not the isolated change, so careful local measurement, including the balancing outcome, is part of the proposal rather than an afterthought.

References

Damschroder, L. J., Aron, D. C., Keith, R. E., Kirsh, S. R., Alexander, J. A., & Lowery, J. C. (2009). Fostering implementation of health services research findings into practice: A consolidated framework for advancing implementation science. Implementation Science, 4, Article 50. https://doi.org/10.1186/1748-5908-4-50

ElSayed, N. A., McCoy, R. G., Aleppo, G., Balapattabi, K., Beverly, E. A., Briggs Early, K., Bruemmer, D., Echouffo-Tcheugui, J. B., Ekhlaspour, L., Galindo, R. J., Garg, R., Khunti, K., Lal, R., Lingvay, I., Matfin, G., Pandya, N., Pekas, E. J., Pilla, S. J., Polsky, S., . . . Bannuru, R. R. (2025). 16. Diabetes care in the hospital: Standards of Care in Diabetes-2025. Diabetes Care, 48(Suppl. 1), S321-S334. https://doi.org/10.2337/dc25-S016

Garg, R., Hurwitz, S., Turchin, A., & Trivedi, A. (2013). Hypoglycemia, with or without insulin therapy, is associated with increased mortality among hospitalized patients. Diabetes Care, 36(5), 1107-1110. https://doi.org/10.2337/dc12-1296

Maynard, G., Kulasa, K., Ramos, P., Childers, D., Clay, B., Sebasky, M., Fink, E., Field, A., Renvall, M., Juang, P. S., Choe, C., Pearson, D., Serences, B., & Lohnes, S. (2015). Impact of a hypoglycemia reduction bundle and a systems approach to inpatient glycemic management. Endocrine Practice, 21(4), 355-367. https://doi.org/10.4158/EP14367.OR

Turchin, A., Matheny, M. E., Shubina, M., Scanlon, J. V., Greenwood, B., & Pendergrass, M. L. (2009). Hypoglycemia and clinical outcomes in patients with diabetes hospitalized in the general ward. Diabetes Care, 32(7), 1153-1157. https://doi.org/10.2337/dc08-2127

Umpierrez, G. E., Hellman, R., Korytkowski, M. T., Kosiborod, M., Maynard, G. A., Montori, V. M., Seley, J. J., & Van den Berghe, G. (2012). Management of hyperglycemia in hospitalized patients in non-critical care setting: An Endocrine Society clinical practice guideline. Journal of Clinical Endocrinology & Metabolism, 97(1), 16-38. https://doi.org/10.1210/jc.2011-2098