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Published on: June 3, 2018
Association of Depression and Cognitive Dysfunction With Patient-Centered Outcomes After Transcatheter Aortic Valve
Bassim El-Sabawi1, Harrison Cloud1, Jay N Patel1
1Department of Medicine, Division of Cardiovascular Medicine, Vanderbilt University Medical Center, Nashville, TN (B.E.-S., H.C., J.N.P., S.P.B., R.N.P., A.V., N.J., B.R.L.).
Depression and cognitive dysfunction are common in patients undergoing transcatheter aortic valve replacement (TAVR). These conditions increase mortality risk and worsen quality of life, suggesting depression may be a target for improved TAVR outcomes.
Area of Science:
- Cardiology
- Psychiatry
- Geriatrics
Background:
- Depression and cognitive dysfunction (CD) are not routinely assessed before transcatheter aortic valve replacement (TAVR).
- The impact of these conditions on post-TAVR outcomes is not well understood.
Purpose of the Study:
- To determine the prevalence of depression and CD in patients undergoing TAVR.
- To evaluate the association of depression and CD with mortality and quality of life after TAVR.
Main Methods:
- Analysis of a prospective, multicenter TAVR registry.
- Systematic screening for depression (Patient Health Questionnaire-2) and CD (Mini-Cog) at baseline.
- Cox proportional hazard models for mortality and multivariable ordinal regression for quality of life (Kansas City Cardiomyopathy Questionnaire, EuroQol visual analogue scale).
Main Results:
- 19.6% of 884 patients had depression, and 31.8% had CD at baseline.
- Both depression (HR, 1.45) and CD (HR, 1.27) were independently associated with increased mortality.
- Patients with both depression and CD had the highest mortality risk (HR, 2.06).
- Depression was linked to significantly lower quality of life scores post-TAVR.
Conclusions:
- Depression and CD are prevalent in TAVR patients and linked to worse outcomes.
- Targeting depression could be a modifiable strategy to enhance post-TAVR results.
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