Abstract
Purpose
The purpose of this study was to compare two perioperative insulin therapies [thrice-daily injections of insulin Lispro Mix 50/50 (3X-Mix50) versus basal-bolus injections (BBT)] in type 2 diabetic patients who were judged by attending endocrinologists to require intensive insulin treatment before surgery.
Materials and methods
A retrospective analysis was performed on data collected from 47 surgical patients hospitalized at Obihiro-Kosei General Hospital and treated with BBT (n = 27) or 3X-Mix50 (n = 20) for 1 year.
Results
Patient baseline characteristics (age, duration of diabetes, BMI, FPG and HbA1c) were similar between therapeutic groups. Both therapies achieved target glycemic control for surgery in 9 days on average. There was no significant difference in average pre-meal or bedtime blood glucose levels. The total daily insulin dose before surgery was similar (28.3 U in BBT vs. 24.8 U in 3X-Mix50, p = 0.1146). No episodes of severe hypoglycemia occurred, and the number of episodes of mild hypoglycemia during the perioperative period was similar. No surgical complications such as infection occurred, and one orthopedic surgery-related issue occurred in each therapeutic group.
Conclusion
We showed 3X-Mix50 and BBT were comparable in terms of glycemic control, total insulin dose, and incidence of hypoglycemia and perioperative complications. While comparable to classical BBT therapy, the 3X-Mix50 provides a convenient alternative method for maintaining glycemic control in patients with type 2 diabetes during the perioperative period.
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Acknowledgments
This work was supported by grants from the Japanese Ministry of Education, Culture, Sports, Science, and Technology Foundation no. 22590990 and Suzuki Kenzo Memorial Foundation (HM). HM thanks Dr. James W. Perfield II (University of Missouri, MO, USA) for his continued support and mentorship.
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K. Y. Cho and O. Nakagaki contributed equally to this paper.
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Cho, K.Y., Nakagaki, O., Miyoshi, H. et al. Evaluation of thrice-daily injections of insulin Lispro Mix 50/50 versus basal-bolus therapy in perioperative patients with type 2 diabetes. Diabetol Int 5, 117–121 (2014). https://doi.org/10.1007/s13340-013-0140-0
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DOI: https://doi.org/10.1007/s13340-013-0140-0