STS online risk calculator. Available at: http://riskcalc sts org/STSWebRisk- Calc273/de aspx 2013. Accessed June 20, 2020. 17. Takagi H, Hari Y, Kawai N, et al. Meta-analysis of transcatheter aortic valve implantation for bicuspid versus tricuspid aortic valves. J Cardiol. 2019;74:40 8. 18. Gozdek M, Raffa GM, Suwalski P, et al. Comparative performance of transcatheter aortic valve-in-valve implantation versus conventional surgi- cal redo aortic valve replacement in patients with degenerated aortic valve bioprostheses: systematic review and meta-analysis. Eur J Cardiothorac Surg. 2018;53:495 504. 12. INFECTIVE ENDOCARDITIS 12.2. Diagnosis of IE 1. Steckelberg JM, Wilson WR. Risk factors for infective endocarditis. Infect Dis Clin North Am. 1993;7:9 19. 2. Durack DT, Lukes AS, Bright DK. New criteria for diagnosis of infective endocarditis: utilization of specific echocardiographic findings. Duke En- docarditis Service. Am J Med. 1994;96:200 9. 3. Kupferwasser LI, Darius H, M ller AM, et al. Diagnosis of culture-negative endocarditis: the role of the Duke criteria and the impact of transesopha- geal echocardiography. Am Heart J. 2001;142:146 52. 4. Li JS, Sexton DJ, Mick N, et al. Proposed modifications to the Duke criteria for the diagnosis of infective endocarditis. Clin Infect Dis. 2000;30:633 8. 5. P rez-V zquez A, Fari as MC, Garc a-Palomo JD, et al. Evaluation of the Duke criteria in 93 episodes of prosthetic valve endocarditis: could sensi- tivity be improved? Arch Intern Med. 2000;160:1185 91. 6. Lukes AS, Bright DK, Durack DT. Diagnosis of infective endocarditis. Infect Dis Clin North Am. 1993;7:1 8. 7. Dodds GA, Sexton DJ, Durack DT, et al. Negative predictive value of the Duke criteria for infective endocarditis. Am J Cardiol. 1996;77:403 7. 8. Bayer AS. Diagnostic criteria for identifying cases of endocarditis revisit- ing the Duke criteria two years later. Clin Infect Dis. 1996;23:303 4. CLINICAL STATEMENTS AND GUIDELINES 9. Prendergast BD. 