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Published on: January 28, 2020
[Impact of chronic obstructive pulmonary disease on one-year prognosis in patients with ST-segment elevation
O M Polikutina1, Yu S Slepynina1, E D Bazdyrev1
1Research Institute for Complex Issues of Cardiovascular Diseases, Kemerovo, Russia.
Insights
Chronic obstructive pulmonary disease (COPD) significantly worsens the one-year prognosis for patients with ST-elevation myocardial infarction (STEMI). COPD increases the risk of adverse events, including heart failure and death, after a heart attack.
Area of Science:
- Cardiology
- Pulmonology
- Clinical Research
Context:
- ST-elevation myocardial infarction (STEMI) is a critical cardiovascular event.
- The long-term prognosis after STEMI can be influenced by comorbidities.
- Chronic obstructive pulmonary disease (COPD) is a prevalent respiratory condition.
Purpose:
- To investigate the impact of COPD on the one-year prognosis of STEMI patients.
- To determine if COPD is an independent risk factor for adverse outcomes post-STEMI.
Summary:
- This study examined 529 STEMI patients, with 65 (12.3%) having pre-existing COPD.
- One-year outcomes were assessed in 384 patients, evaluating recurrent MI, angina, heart failure, interventions, stroke, and death.
- COPD was associated with a 1.9-fold increased risk of combined adverse events and a 2.6-fold increased risk of decompensated heart failure within one year.
Impact:
- COPD is identified as a significant independent risk factor for unfavorable outcomes following STEMI.
- Findings highlight the importance of managing COPD in STEMI patients to improve long-term prognosis.
- This research underscores the complex interplay between respiratory and cardiovascular diseases.
Aim:
To assess the role of chronic obstructive pulmonary disease (COPD) in the development of unfavorable outcomes of long-term (one-year) prognosis of ST-elevation myocardial infarction (STEMI).
Subjects And Methods:
A total of 529 patients diagnosed with STEMI and no age limits were examined. Group 1 included 65 (12.3%) patients with previously diagnosed COPD; Group 2 consisted of 464 (87.7%) patients without COPD. One-year prognosis was studied in 384 (81.5%) patients. The investigators evaluated the following endpoints: evolving recurrent myocardial infarction (MI), progressive angina pectoris, decompensated chronic heart failure (CHF), repeat percutaneous coronary interventions, stroke, and death.
Results:
The prevalence of COPD was 12.3% in the patients with STEM]. Unfavorable one-year prognosis was significantly more often registered in the comorbidity group regardless of age, gender, and smoking status. COPD increased the risk of combined endpoints by 1.9 times within a year after MI and that of decompensated CHD by 2.6 times during a year after STEM.
Conclusion:
COPD may be an independent risk factor for unfavorable outcomes during a year after MI.
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