Valvular Heart Disease
Comparison of Outcomes of Transcatheter Aortic Valve Replacement Plus Percutaneous Coronary Intervention Versus Transcatheter Aortic Valve Replacement Alone in the United States

https://doi.org/10.1016/j.amjcard.2016.08.048Get rights and content

Transcatheter aortic valve replacement (TAVR) with percutaneous coronary intervention (PCI) has emerged as a less-invasive therapeutic option for high surgical risk patients with aortic stenosis and coronary artery disease. The aim of this study was to determine the outcomes of TAVR when performed with PCI during the same hospitalization. We identified patients using the International Classification of Diseases, Ninth Revision, Clinical Modification procedure codes from the Nationwide Inpatient Sample between the years 2011 and 2013. A total of 22,344 TAVRs were performed between 2011 and 2013. Of these, 21,736 (97.3%) were performed without PCI (TAVR group) while 608 (2.7%) along with PCI (TAVR + PCI group). Among the TAVR + PCI group, 69.7% of the patients had single-vessel, 22.2% had 2-vessel, and 1.6% had 3-vessel PCI. Drug-eluting stents were more commonly used than bare-metal stents (72% vs 28%). TAVR + PCI group witnessed significantly higher rates of mortality (10.7% vs 4.6%) and complications: vascular injury requiring surgery (8.2% vs 4.2%), cardiac (25.4% vs 18.6%), respiratory (24.6% vs 16.1%), and infectious (10.7% vs 3.3%), p <0.001% for all, compared with the TAVR group. The mean length of hospital stay and cost of hospitalization were also significantly higher in the TAVR + PCI group. The propensity score–matched analysis yielded similar results. In conclusion, performing PCI along with TAVR during the same hospital admission is associated with higher mortality, complications, and cost compared with TAVR alone. Patients would perhaps be better served by staged PCI before TAVR.

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Methods

Data were collected from the Nationwide Inpatient Sample between the years 2011 and 2013. These data have previously been used to identify, track, and analyze national trends in health care usage, major procedure patterns, access, disparities, trends in hospitalizations, cost, quality, and outcomes.1, 2, 3, 4, 5 Each hospitalization is deidentified and maintained as a unique entry with a primary discharge diagnosis and up to 24 secondary diagnoses. Demographic details, insurance information,

Results

A total of 22,344 (weighted) TAVRs were identified between 2011 and 2013. Of these, 21,736 (97.3%) were performed without PCI (TAVR group) while 608 (2.7%) along with PCI during the same hospitalization (TAVR + PCI group). The mean (± SD) age was 81.2 ± 0.13 with equal representation from both genders. Most patients were of Caucasian ethnicity and more than 70% of the patients had CCI score of ≥2. Among the TAVR + PCI group, 69.7% of the patients had single-vessel, 22.2% had 2-vessel and 1.6%

Discussion

This represents the largest nationwide study comparing the outcomes of TAVR with and without concomitant PCI during the same hospital admission. We report that performing both procedures during the same hospitalization (staged or synchronous with TAVR) is associated with a higher rate of vascular, cardiac, respiratory, and infectious complications which translates into a higher mortality rate compared with performing TAVR alone. These results were also noted in the propensity score matching

Disclosures

The authors have no conflict of interest to disclose.

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Cited by (32)

  • Coronary Revascularization in Patients Undergoing Aortic Valve Replacement for Severe Aortic Stenosis

    2021, JACC: Cardiovascular Interventions
    Citation Excerpt :

    Evidence from observational studies suggests that staging PCI at least 30 days pre-TAVR can reduce bleeding and vascular complications (85). A nationwide registry showed that performing concomitant TAVR and PCI during the same admission can increase mortality compared with TAVR alone (10.7% vs 4.6%; P < 0.001) (86). As aortic valve replacement often leads to symptom alleviation (angina and dyspnea), among patients in whom equipoise or uncertainty remains, a strategy of initial valve replacement (at least in the case of TAVR), with revascularization deferred until after TAVR if symptoms persist, may also be reasonable.

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Drs. Singh, Rodriguez, and Thakkar contributed equally to this manuscript.

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