The research on endothelial function in women and men at risk for cardiovascular disease (REWARD) study: methodology
2011

Endothelial Function as a Predictor of Cardiovascular Disease in Men and Women

Sample size: 1972 publication Evidence: moderate

Author Information

Author(s): Simon L Bacon, Kim L Lavoie, André Arsenault, Jocelyn Dupuis, Louise Pilote, Catherine Laurin, Jennifer Gordon, Denyse Gautrin, Alain Vadeboncoeur

Primary Institution: Montreal Behavioural Medicine Centre, Montreal, Canada

Hypothesis

Endothelial dysfunction will be a significant predictor of 5-year CVD events independent of baseline stress test results, clinical, demographic, and psychological variables in both men and women.

Conclusion

The study aims to assess the clinical utility of endothelial function testing for predicting cardiovascular disease events, highlighting potential sex differences.

Supporting Evidence

  • Endothelial function is a sensitive marker for cardiovascular risk.
  • Women show greater microvascular dysfunction compared to men.
  • Endothelial dysfunction may predict cardiovascular events better in women than in men.

Takeaway

This study is looking at how well a test for blood vessel health can predict heart problems in men and women, and whether it works better for one gender than the other.

Methodology

Patients underwent a dipyridamole stress test and were assessed for endothelial function using the forearm hyperaemic reactivity test.

Potential Biases

Participants were selected from a high-risk group, which may not represent the general population's risk levels.

Limitations

The study population was not randomly selected and was predominantly white, which may limit generalizability.

Participant Demographics

The sample included 812 men and 1160 women, predominantly white, with an average age of 67 years.

Digital Object Identifier (DOI)

10.1186/1471-2261-11-50

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication