Multidisciplinary Collaborative Nursing Management Improves Health Behaviors and Psychological Status in Patients with Diabetes Mellitus and Coronary Heart Disease

Objective: To evaluate the effectiveness of a multidisciplinary collaborative nursing management model in patients with diabetes mellitus and coronary heart disease, focusing on blood glucose control, cardiac function, psychological adjustment, and health-promoting behaviors. Methods: A retrospective controlled study was conducted including 150 patients admitted from April 2022 to April 2025. Patients were divided into a control group (n=75, routine nursing) and an observation group (n=75, multidisciplinary collaborative nursing). Outcomes included blood glucose [fasting plasma glucose (FPG), 2-hour postprandial glucose (2 h PG), HbA1c], cardiac function [LVEF, LVESD, LVEDD], psychological status [SAS, SDS], health behaviors [HPLP-II], and nursing satisfaction [NSNS]. Results: After intervention, both groups showed improvements in all outcomes, with the observation group achieving significantly greater improvements (P