Impact of newly diagnosed abnormal glucose regulation on long-term prognosis in low risk patients with ST-elevation myocardial infarction: A follow-up study
2011

Impact of Abnormal Glucose Regulation on Heart Attack Recovery

Sample size: 224 publication Evidence: moderate

Author Information

Author(s): Knudsen Eva C, Seljeflot Ingebjørg, Abdelnoor Michael, Eritsland Jan, Mangschau Arild, Müller Carl, Arnesen Harald, Andersen Geir Ø

Primary Institution: Oslo University Hospital, Ullevål, Oslo, Norway

Hypothesis

Does abnormal glucose regulation affect long-term prognosis in patients with ST-elevation myocardial infarction (STEMI) without known diabetes?

Conclusion

Patients with STEMI and abnormal glucose regulation have an excellent long-term prognosis, regardless of their glucose status.

Supporting Evidence

  • 47% of patients were diagnosed with abnormal glucose regulation in-hospital.
  • 25.9% of patients experienced a new clinical event during follow-up.
  • The study included 224 patients with a median follow-up of 33 months.

Takeaway

This study looked at heart attack patients who didn't know they had diabetes. It found that their long-term health was good, no matter what their blood sugar levels were.

Methodology

Patients were followed for clinical events after being classified by a standardized oral glucose tolerance test (OGTT) at two time points.

Potential Biases

Potential bias due to exclusion of patients with known diabetes and those who were hemodynamically unstable.

Limitations

The study may have a selection bias as it excluded unstable patients and those with severe comorbidities.

Participant Demographics

Patients were primarily younger, with a median age of 58 years, and included both men and women.

Statistical Information

P-Value

p=0.4 for in-hospital classification and p=0.3 for three-month follow-up classification.

Confidence Interval

95% CI 0.48-1.38 for in-hospital classification and 95% CI 0.34-1.36 for three-month follow-up.

Digital Object Identifier (DOI)

10.1186/1472-6823-11-14

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