title: Problems with complication rate analysis.
authors.forename: D
authors.initials: D
authors.lastname: Horstkotte
mesh_terms: D001705:Bioprosthesis / Q000009:adverse effects*; D015331:Cohort Studies; D019317:Evidence-Based Medicine; D005260:Female; D006349:Heart Valve Diseases / Q000175:diagnosis / Q000601:surgery; D006350:Heart Valve Prosthesis / Q000009:adverse effects*; D019918:Heart Valve Prosthesis Implantation / Q000009:adverse effects* / Q000379:methods; D006801:Humans; D015994:Incidence; D008297:Male; D011183:Postoperative Complications / Q000453:epidemiology*; D011475:Prosthesis Failure; D012107:Research Design; D018570:Risk Assessment; D012680:Sensitivity and Specificity