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A meta-analysis of randomized controlled trials comparing percutaneous coronary intervention with optimal medical
Tsahi T Lerman1,2,3, Guy Witberg2,3, Ran Kornowski2,3
1Department of Internal Medicine F-Recanati, Beilinson Hospital, Rabin Medical Center.
Insights
For stable obstructive coronary artery disease (SOCAD), percutaneous coronary intervention (PCI) plus optimal medical therapy (OMT) offers no significant benefit over OMT alone for mortality or myocardial infarction. This finding impacts clinical management decisions for SOCAD patients.
Area of Science:
- Cardiology
- Interventional Cardiology
- Clinical Trials
Background:
- Optimal treatment for stable obstructive coronary artery disease (SOCAD) remains debated.
- Previous studies have not demonstrated improved outcomes with percutaneous coronary intervention (PCI) alongside optimal medical therapy (OMT).
Purpose of the Study:
- To evaluate the added value of PCI plus OMT compared to OMT alone in patients with SOCAD.
- To assess the impact on cardiovascular outcomes.
Main Methods:
- Systematic search and meta-analysis of randomized controlled trials.
- Included six trials with 11,144 patients and follow-up periods ranging from 2.2 to 11.4 years.
Main Results:
- No significant difference in all-cause mortality (OR = 0.98, P = 0.79) between PCI + OMT and OMT alone.
- No significant difference in cardiovascular mortality (OR = 0.91, P = 0.27) or myocardial infarction (OR = 0.92, P = 0.18).
Conclusions:
- Performing PCI in addition to OMT does not improve cardiovascular outcomes for SOCAD patients.
- Findings suggest OMT alone may be sufficient for managing SOCAD, warranting consideration in treatment guidelines.
Background:
The optimal treatment for patients suffering from stable obstructive coronary artery disease (SOCAD) is controversial. Many studies have examined the value of performing percutaneous coronary intervention (PCI) in these patients but so far no study has been able to demonstrate an improvement in outcomes by performing PCI in addition to optimal medical therapy (OMT). This study aimed to examine the added value of performing PCI plus OMT vs. OMT alone regarding cardiovascular outcomes.
Methods And Results:
We performed a systematic search and a meta-analysis for randomized controlled trials comparing PCI plus OMT vs. OMT in SOCAD patients. We included six trials (N = 11 144) with follow-up ranges 2.2-11.4 years. The pooled analysis showed no significant difference between PCI + OMT vs. OMT group regarding all-cause mortality, odds ratio (OR) = 0.98 [confidence interval (CI) 0.86-1.12, P = 0.79, I2 = 0%]. In addition, we have found no difference between the two groups regarding cardiovascular mortality, OR = 0.91 (CI 0.76-1.08, P = 0.27, I2 = 24%). Moreover, there was no difference in the incidence of myocardial infarction, OR = 0.92 (CI 0.81-1.04, P = 0.18, I2 = 49%).
Conclusion:
Our results suggest that there is no improvement in cardiovascular outcomes of patients with SOCAD by performing PCI plus OMT vs. OMT alone. This study provides an insight that should be taken under consideration in the management of SOCAD patients.
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