Coronary Artery DiseaseAssociations of pentraxin-3 with cardiovascular events, incident heart failure, and mortality among persons with coronary heart disease: Data from the Heart and Soul Study
Section snippets
Participants
As described previously, the Heart and Soul Study is a prospective cohort study initially designed to evaluate the influence of psychosocial factors on CVD events in ambulatory persons with stable CHD.15 Study participants were recruited from outpatient clinics in the San Francisco Bay Area using ≥1 of the following inclusion criteria: (1) history of myocardial infarction, (2) angiographic evidence of 50% stenosis in ≥1 coronary vessels, (3) evidence of exercise-induced ischemia by treadmill or
Results
Among 986 participants, mean (SD) age was 67 years (11), median (25th, 75th percentiles) of PTX3 was 0.60 ng/mL (0.41, 0.96), and mean (SD) of eGFR was 70.8 (23.0). Persons with higher PTX3 were older, more likely to be of white race, more likely to have a history of chronic HF (CHF), and had lower eGFR, higher LV mass index, and lower ejection fraction by echocardiography. Persons in the highest tertile of PTX3 were less likely to smoke, had lower triglycerides, and had lower levels of CRP and
Discussion
In this cohort of persons with stable CHD, we found that PTX3 is significantly associated with all-cause mortality, CV events, and incident HF independently of demographics, traditional CVD risk factors, and systemic inflammation (CRP). Adjustment for eGFR modestly attenuated these associations. Our findings suggest that this novel marker of vascular inflammation may be an important mechanism involved in vascular injury and repair among persons with stable CHD.
To our knowledge, we are the first
Acknowledgements
Potential conflicts of interest
None declared.
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