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Published on: September 27, 2024
Prognostic value of brachial-ankle pulse wave velocity in patients with non-ST-elevation myocardial infarction
Hyun Woong Park1, Min Gyu Kang, Kyehwan Kim
1aDivision of Cardiology, Department of Internal Medicine, Gyeongsang National University School of Medicine, Gyeongsang National University Hospital, Jinju bDivision of Cardiology, Department of Internal Medicine, Gyeongsang National University School of Medicine, Gyeongsang National University Changwon Hospital, Changwon, Republic of Korea.
Insights
Brachial-ankle pulse wave velocity (baPWV) is a valuable tool for predicting major adverse cardiovascular events (MACE) in non-ST-elevation myocardial infarction (NSTEMI) patients. Higher baPWV indicates increased risk, aiding clinical prognosis.
Area of Science:
- Cardiology
- Vascular Medicine
- Clinical Research
Background:
- Brachial-ankle pulse wave velocity (baPWV) is established for assessing arterial stiffness and cardiovascular risk.
- The prognostic utility of baPWV in non-ST-elevation myocardial infarction (NSTEMI) patients remains unclear.
Purpose of the Study:
- To evaluate the prognostic value of baPWV in patients diagnosed with NSTEMI.
- To determine if baPWV can predict major adverse cardiovascular events (MACE) in this patient cohort.
Main Methods:
- A cohort of 411 NSTEMI patients who underwent percutaneous coronary intervention and baPWV measurement was studied.
- Outcomes including cardiac mortality and MACE (cardiac death, re-MI, revascularization, heart failure, stroke) were analyzed over a mean follow-up of 350 days.
Main Results:
- MACE occurred in 6.3% and cardiac mortality in 3.1% of patients.
- High baPWV levels were significantly associated with increased MACE and cardiac mortality.
- Multivariable analysis identified high baPWV as an independent predictor of MACE (HR: 2.55, P=0.043).
Conclusions:
- baPWV is a strong, independent prognostic factor for MACE in NSTEMI patients.
- baPWV offers a simple, less invasive method for predicting MACE in NSTEMI patients in clinical practice.
Objective:
Brachial-ankle pulse wave velocity (baPWV) measurement is a well-established modality for assessing arterial stiffness and predicting cardiovascular events. However, to our knowledge, its usefulness has not been clarified among patients with non-ST-elevation myocardial infarction (NSTEMI). This study assessed the prognostic value of baPWV in patients with NSTEMI.
Patients And Methods:
Patients (n=411, mean age, 63.8±13.5 years, 75.2% men) with NSTEMI who underwent a percutaneous coronary intervention and baPWV measurement were recruited between January 2013 and December 2015. Cardiac mortality and major adverse cardiovascular events (MACE) including cardiac death, re-acute myocardial infarction, revascularization, heart failure, and stroke after discharge were analyzed. The mean follow-up duration was 350 days.
Results:
MACE and cardiac mortality occurred in 26 (6.3%) patients and 13 (3.1%) patients. Kaplan-Meier survival curves showed that MACE and cardiac mortality were significantly higher in patients with high baPWV (1708.0 cm/s). In multivariable Cox regression analysis, high baPWV (hazard ratio: 2.55; 95% confidence interval: 1.03-6.30, P=0.043) was an independent predictor of MACE even after adjusting for possible confounders.
Conclusion:
Our findings indicate that baPWV was a strong independent prognostic factor of MACE in patients with NSTEMI. This suggests that baPWV can be a useful prognostic factor in the clinical setting for easier and less invasive prediction of MACE in patients with NSTEMI.
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