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Severity of coronary artery disease and symptoms of erectile dysfunction in males with a positive exercise treadmill
Hakan Akilli1, Hasan Gok, Ahmet Soylu
1Department of Cardiology, Meram Medical School of Selcuk University, Konya, Turkey.
Insights
Erectile dysfunction, indicated by a low Sexual Health Inventory for Men (SHIM) score, can predict severe coronary artery disease (CAD) in men with positive exercise treadmill tests (ETT). A SHIM score below 18 suggests a high likelihood of multivessel CAD.
Area of Science:
- Cardiology
- Men's Health
- Sexual Health
Background:
- Coronary artery disease (CAD) is a leading cause of mortality in men.
- Erectile dysfunction (ED) is increasingly recognized as a potential early marker for cardiovascular disease.
- The exercise treadmill test (ETT) is a common diagnostic tool for CAD, but its predictive accuracy for disease severity can be enhanced.
Purpose of the Study:
- To evaluate the predictive value of erectile dysfunction, specifically using the Sexual Health Inventory for Men (SHIM) score, for the severity of coronary artery disease (CAD).
- To determine if ED can serve as an independent predictor of significant coronary artery lesions in men undergoing ETT.
Main Methods:
- 105 male patients with chest pain and a positive ETT, without prior diagnosed CAD, were included.
- Patients completed the Sexual Health Inventory for Men (SHIM) questionnaire.
- Coronary angiography was performed to classify patients into four groups based on CAD severity: normal coronary artery (NCA), single-vessel (1 V), two-vessel (2 V), and three-vessel (3 V) disease.
Main Results:
- Median SHIM scores were significantly lower in patients with two-vessel (15) and three-vessel (13) CAD compared to those with normal (22) or single-vessel (22) CAD (P < 0.05).
- The SHIM score was identified as an independent predictor for the presence of significant lesions in two or more coronary arteries (odds ratio: 0.84; 95% CI: 0.73-0.97; P = 0.019).
Conclusions:
- A SHIM score below 18 in men with a positive ETT may indicate a high probability of multivessel coronary artery disease.
- ED assessment, using the SHIM score, could be a valuable non-invasive tool to stratify cardiovascular risk in men with suspected CAD.
Aim:
The objective of this study is to investigate the significance of erectile dysfunction in males with a positive exercise treadmill test (ETT) to predict the severity of coronary artery disease (CAD).
Materials And Method:
With no previous marked CAD, and applying to our clinic with chest pain, 105 male patients (mean age: 56 +/- 8 years) underwent coronary angiography after the ETT. These patients met our criteria and were included in our study. All patients were requested to complete a brief, 5-item form by the International Index of Erectile Function, and the Sexual Health Inventory for Men (SHIM), and were classified into four groups according to coronary angiography results as follows: normal coronary artery (NCA), single-vessel CAD (1 V), two-vessel CAD (2 V) and three-vessel CAD (3 V). The relation between SHIM scores and the number of arteries with significant lesions was evaluated.
Results:
The median SHIM score was found to be significantly lower in both the 2 V, 15 (IQR: 12-20) and 3 V, 13 (IQR: 11-16) groups compared to the NCA, 22 (IQR: 17-23) and the 1 V, 22 (IQR: 17-23) groups (P < 0.05). Grouped as group I (NCA + 1 V) and group II (2 V + 3 V), the patients were recompared. The SHIM score is an independent parameter to define the presence of significant lesions in two or more coronary arteries (odds ratio, 0.84; 95% CI, 0.73-0.97; P = 0.019).
Conclusion:
The fact that the SHIM score is <18 in ETT positive males may suggest that the probability of multivessel CAD should be high.
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Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
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