Strict glycemic control reduces EuroSCORE expected mortality in diabetic patients undergoing myocardial

Cosimo D'Alessandro1, Pascal Leprince, Jean Louis Golmard

  • 1Institute of Cardiology, Division of Thoracic and Cardiovascular Surgery, Centre Hospitalier Universitaire Pitié-Salpêtrière, Assistance Publique-Hôpitaux de Paris, Université Pierre et Marie Curie-Paris, Paris, France. cosimodalessandro@wanadoo.fr

Insights

Strict glycemic control significantly reduces mortality in diabetic patients undergoing myocardial revascularization, particularly for moderate- to high-risk individuals. This protocol offers a protective effect, lowering mortality odds by 72%.

Area of Science:

  • Cardiology
  • Diabetology
  • Surgical Outcomes

Background:

  • Diabetic patients undergoing myocardial revascularization face elevated mortality risks.
  • Effective glycemic control is crucial for improving outcomes in this patient population.

Purpose of the Study:

  • To evaluate the impact of a strict glycemic control protocol on mortality rates in diabetic patients undergoing surgical myocardial revascularization.
  • To assess the protocol's effectiveness across different risk strata.

Main Methods:

  • A prospective study involving 300 diabetic patients (protocol group, group P) receiving insulin administration.
  • A control group (group NP) of 300 diabetic patients from before protocol implementation.
  • Risk stratification using EuroSCORE (low-moderate: 0-4, moderate-high: >4) and propensity analysis for bias control.

Main Results:

  • The protocol group (P) demonstrated significantly lower observed mortality (1.3%) compared to expected mortality (4.3%, P = .01).
  • Mortality odds were reduced by 72% (odds ratio, 0.282) in the protocol group after risk adjustment.
  • The protocol showed a significant benefit in moderate- to high-risk patients (odds ratio, 0.24; P < .05).

Conclusions:

  • Strict glycemic control via an insulin protocol significantly reduces expected mortality in diabetic patients undergoing myocardial revascularization.
  • The benefits are most pronounced in moderate- to high-risk patients, highlighting the protocol's targeted efficacy.
Abstract

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