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In patients with coronary disease and CKD, initial invasive therapy did not improve angina-related health status
William G Herrington1, Natalie Staplin1
1MRC Population Health Research Unit at the University of Oxford, Oxford, UK (W.G.H., N.S.).
Annals of Internal Medicine
|August 18, 2020
Insights
For patients with coronary artery disease and advanced kidney disease, an invasive strategy did not improve health status compared to conservative care. Both approaches yielded similar outcomes in terms of symptoms and quality of life.
Area of Science:
- Cardiology
- Nephrology
- Clinical Outcomes
Background:
- Patients with both coronary artery disease (CAD) and advanced chronic kidney disease (CKD) present complex management challenges.
- Optimal treatment strategies balancing cardiac intervention with renal function preservation remain debated.
- Existing evidence is limited regarding the comparative effectiveness of invasive versus conservative care in this high-risk population.
Purpose of the Study:
- To compare the impact of an invasive versus a conservative management strategy on health status in patients with both CAD and advanced CKD.
- To evaluate differences in symptoms, quality of life, and adverse events between the two treatment approaches.
Main Methods:
- A prospective cohort study involving patients with established CAD and advanced CKD (eGFR < 30 mL/min/1.73m²).
- Patients were managed with either an invasive strategy (e.g., revascularization) or a conservative strategy (medical management).
- Health status was assessed using validated instruments, including the Seattle Angina Questionnaire (SAQ) and the KDQOL-SF, at baseline and follow-up intervals.
Main Results:
- No significant difference in overall health status was observed between the invasive and conservative care groups at 12 months post-randomization.
- Specific domains of health status, including angina frequency and physical functioning, showed similar trajectories in both groups.
- Rates of major adverse cardiovascular events and renal function decline were comparable between the two management strategies.
Conclusions:
- For patients with concomitant coronary artery disease and advanced kidney disease, an invasive strategy does not confer superior health status outcomes compared to conservative medical management.
- Treatment decisions should consider individual patient preferences and shared decision-making, given the similar health status results.
- Further research may explore specific subgroups who might benefit differentially from invasive approaches.
Abstract
Source Citation:
Spertus JA, Jones PG, Maron DJ, et al. Health status after invasive or conservative care in coronary and advanced kidney disease. N Engl J Med. 2020;382:1619-28. 32227754.
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