Why the study?
Does coronary bypass surgery improve 5-year survival compared to medical treatment in low- and high-risk subgroups of patients with chronic stable angina?
Population
Patients with coronary heart disease and chronic stable angina from the Veterans Administration randomized…
Comparison
Coronary bypass surgery vs Medical treatment
Design
Cohort, Original cohort from a randomized study
Follow-up
5 years
Authors
Loading...
May support selective bypass surgery in high-risk stable angina; leaves open randomized confirmation of differential effects.
Does coronary bypass surgery improve 5-year survival compared to medical treatment in low- and high-risk subgroups of patients with chronic stable angina?
Coronary bypass surgery significantly improves 5-year survival in high-risk patients with chronic stable angina but may increase mortality in low-risk patients compared to medical therapy.
Detre et al. (1981) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: