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A case-control study of determinants for the occurrence of gouty arthritis in heart failure patients
Berdine A A Hueskes1, Frank F Willems, Aukelien C Leen
1Department of Rheumatology, Rijnstate, 6883 AZ Velp, The Netherlands.
Insights
Heart failure patients with hypertensive heart failure, advanced NYHA class, lower GFR, and low FEUA are at higher risk for gouty arthritis. Spironolactone use may decrease gout risk in these patients.
Area of Science:
- Cardiology
- Rheumatology
- Nephrology
Background:
- Gouty arthritis is a common and debilitating condition in patients with heart failure.
- Identifying risk factors for gouty arthritis in heart failure patients is crucial for improving their quality of life.
Purpose of the Study:
- To investigate factors associated with the occurrence of gouty arthritis in heart failure patients.
- To identify potential preventative strategies for gouty arthritis in this population.
Main Methods:
- A case-control study involving 188 heart failure patients (59 with gouty arthritis) was conducted.
- Evaluated factors included echocardiographic dimensions, laboratory values (GFR, FEUA), and medication use (spironolactone).
- Logistic regression analysis was used to determine odds ratios (ORs) and 95% confidence intervals (CIs).
Main Results:
- Spironolactone use was associated with a decreased occurrence of gouty arthritis (OR 0.32).
- Hypertensive heart failure (OR 3.6), NYHA class III/IV (OR 4.5), lower GFR, and FEUA <4% (OR 3.3) were independently associated with increased gouty arthritis.
- The strongest association was observed in men under 65 years.
Conclusions:
- Identification of these factors enables the development of targeted strategies to enhance the quality of life for heart failure patients.
- Prospective studies are needed to confirm the potential protective effect of spironolactone against gouty arthritis.
Aims:
Gouty arthritis is a frequent and disabling complication in heart failure patients. This study aimed to investigate which factors are associated with the occurrence of gouty arthritis in these patients.
Methods And Results:
A case-control study was performed in heart failure patients (February 2007 to October 2009). Cases were defined as patients with gouty arthritis. Factors that are possibly associated with gouty arthritis and/or heart failure were evaluated. Echocardiographic dimensions and laboratory values including glomerular filtration rate (GFR) and fractional excretion of uric acid (FEUA) were measured. Logistic regression analysis was used to determine crude and adjusted odds ratios (ORs) and 95% confidence intervals (CIs) for possibly associated factors. In total, 188 patients (59 with gouty arthritis) were included. Spironolactone use was associated with a decreased occurrence of gouty arthritis (OR 0.32, 95% CI 0.13-0.77). Independently associated with an increased occurrence of gouty arthritis were hypertensive heart failure (OR 3.6, 95% CI 1.6-8.2), New York Heart Association (NYHA) class III/IV (OR 4.5, 95% CI 1.8-11.0), lower GFR (P < 0.001), and FEUA <4% (OR 3.3, 95% CI 1.4-7.9). Among the four age/gender groups, the strongest association with gouty arthritis was found in men <65 years.
Conclusion:
Our identification of factors that are associated with the occurrence of gouty arthritis makes it possible to develop strategies to improve further the quality of life in heart failure patients. The possible decreased occurrence of gouty arthritis in spironolactone users has to be confirmed in prospective studies.
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