Coronary disease & ACS

Invasive vs. conservative management of older patients with non-ST-elevation acute coronary syndrome: individual patient data meta-analysis

Eur Heart JPublished Systematic review and individual patient data meta-analysis of randomised trials

Pooled resultResult — go to the resultHazard ratio 0.87 95% CI 0.63–1.22

Authors' conclusion

No evidence was found that routine invasive treatment for NSTEACS in older patients reduces the risk of a composite of all-cause mortality and MI within 1 year compared with conservative management. However, there is convincing evidence that invasive treatment significantly lowers the risk of repeat MI or urgent revascularisation.

Study context

Population
Persons >70 years old with non-ST-elevation acute coronary syndrome (NSTEACS)
Participants
1,479 persons6 randomized controlled trials (RCTs)
Comparison
Routine invasive vs conservative management
  • Invasiven = 736
  • Conservativen = 743reference
Outcome
Composite of:
  • All-cause mortality
  • MI
Follow-up
1 year
Methodological detailsone-stage individual patient data (IPD) meta-analysis, random-effects and fixed-effect Cox models
  • One-stage IPD meta-analysis
  • Random-effects and fixed-effect Cox models

Pooled result

As reported in the abstract

Hazard ratio

0.87

95% CI 0.63–1.22

P = 0.43

Events by group

Invasivevs Conservative
HR 0.87 (95% CI 0.63–1.22); P = 0.43

Further pooled results

OutcomeHR (95% CI)P value
MI · 1 yearRandom-effects model0.62 (0.44–0.87)P = 0.006

Urgent revascularization

Urgent revascularization lower with invasive vs conservative (HR, random-effects model)
0.41
95% CI
0.18-0.95
P
P = 0.037

Mortality

No significant difference in mortality

Original publication

Invasive vs. conservative management of older patients with non-ST-elevation acute coronary syndrome: individual patient data meta-analysis. Eur Heart J. Published 10 April 2024. doi:10.1093/eurheartj/ehae151

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