Long-term Nitrate Therapy and Heart Risks in Diabetic Patients
Author Information
Author(s): Hang Yiu Kai, Pong Vincent, Wah Siu Chung, Pak Lau Chu, Fat Tse Hung
Primary Institution: Queen Mary Hospital, The University of Hong Kong
Hypothesis
Does long-term oral nitrate therapy negatively impact clinical outcomes in diabetic patients after percutaneous coronary intervention?
Conclusion
Long-term oral nitrate therapy was associated with major adverse cardiovascular events in diabetic patients following elective coronary artery revascularization.
Supporting Evidence
- Patients receiving nitrates had a higher incidence of MACEs (26.1% vs. 6.5%).
- The average daily dose of nitrate was not associated with MACEs.
- Multivariate analysis showed ISMN was an independent predictor of MACEs.
Takeaway
Giving certain heart medications called nitrates to diabetic patients after heart surgery might actually make them more likely to have heart problems later.
Methodology
The study evaluated 108 diabetic patients who underwent elective PCI, assessing the incidence of major adverse cardiovascular events (MACEs) and using multivariate Cox regression analysis.
Potential Biases
Prescription of medication was at the discretion of individual physicians, which could introduce bias.
Limitations
The study's retrospective nature and the potential for bias in medication prescription limit the findings.
Participant Demographics
Mean age was 64.6 years, with 67.7% men; 18.5% required insulin therapy.
Statistical Information
P-Value
0.01
Confidence Interval
95% CI 1.10-10.21
Statistical Significance
p<0.01
Digital Object Identifier (DOI)
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