[Relationship between pulse pressure and clinical cardiovascular damage in elderly subjects of EPICARDIAN study]
M Fernández-Escribano Hernández1, C Suárez Fernández, T Sáez Vaquero
1Unidad de Hipertensión, Hospital Universitario de la Princesa, Madrid, España. merche_feh@hotmail.com
Insights
In elderly individuals, elevated pulse pressure (PP) is strongly linked to a history of cardiovascular damage, including stroke and angina. This finding highlights PP as a critical indicator of cardiovascular risk in older populations.
Area of Science:
- Gerontology
- Cardiology
- Epidemiology
Context:
- Arterial hypertension and aging are primary cardiovascular risk factors in the elderly.
- Aging increases systolic blood pressure (SBP) and decreases diastolic blood pressure (DBP) due to arterial stiffness.
- Pulse pressure (PP) is an independent risk factor for mortality and cardiovascular events, especially in older adults.
Purpose:
- To investigate the association between PP and clinical cardiovascular damage in Spanish elders.
- To quantify the relationship between PP and existing cardiovascular damage.
- To compare the predictive value of PP, SBP, DBP, and mean arterial pressure (MAP) for cardiovascular history.
Summary:
- The EPICARDIAN study analyzed 2665 Spanish elders (mean age 74, 56% women).
- Multivariate analysis revealed PP as the blood pressure component most associated with stroke, angina pectoris, and intermittent claudication.
- Elevated PP showed significant odds ratios for these cardiovascular events (e.g., OR 1.029 for angina).
Impact:
- Findings indicate that elevated PP is the arterial pressure component most associated with cardiovascular damage in the elderly.
- This underscores the importance of monitoring PP in older hypertensive patients.
- Highlights PP as a key marker for assessing cardiovascular risk and guiding clinical management in geriatric populations.
Introduction:
Arterial hypertension and aging are the main cardiovascular risk factors (CVRF) in the elderly population. Aging is associated with an increase in systolic blood pressure (SBP) levels and a decrease of diastolic blood pressure (DBP), due to increased large artery stiffness. Several epidemiological studies have demonstrated that pulse pressure (PP) is an independent risk factor, better than SBP, for overall, cardiovascular mortality, coronary heart disease and cerebrovascular, particularly in the elderly.
Objectives:
To determine the association of PP with clinical cardiovascular damage, in a population-based sample of Spanish elders subjects. To quantify the association between PP and the background of clinical cardiovascular damage. To determine which PP, SBP, DBP or mean arterial pressure (MAP) are better associated to the history of clinical cardiovascular damage.
Patients And Methods:
The sample analyzed included individuals from the EPICARDIAN study in the areas of Lista district (Madrid) and Arévalo (Avila). The following CVRF of age, gender, hypertension, diabetes, dyslipidemia, obesity, abdominal obesity and smoking were considered. Clinical cardiovascular damage is defined as the personal background of stroke, myocardial infarction, angina pectoris and/or intermittent claudication.
Results:
The sample included 2665 individuals, 56% women, mean age: 74 year-old; 74.3% were hypertensive, 55.6% had central obesity and 31.9% hypercholesterolemia. In the multivariate analysis, the PP was the BP parameter associated most to stroke, angina pectoris and intermittent claudication: OR, 1.015, (95% CI: 1.001-1.030), 1.029 (95% CI: 1.006-1.052) and 1.012 (95% CI: 1.002-1.023), respectively.
Conclusions:
In the elderly population studied, an elevated PP is the component of arterial pressure with the greatest association to the background of cardiovascular damage.
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