Cardio/Kidney Composite End Points: A Post Hoc Analysis of the EMPA-REG OUTCOME Trial

Data de publicação:

Autores da FMUP

  • João Pedro Melo Marques Pinho Ferreira

    Autor

Participantes de fora da FMUP

  • Kraus, BJ
  • Zwiener, I
  • Lauer, S
  • Zinman, B
  • Fitchett, DH
  • Koitka?Weber, A
  • George, JT
  • Ofstad, AP
  • Wanner, C
  • Zannad, F

Unidades de investigação

Abstract

BACKGROUND: Cardio/kidney composite end points are clinically relevant but rarely analyzed in cardiovascular trials. This post hoc analysis of the EMPA-REG OUTCOME (Empagliflozin Cardiovascular Outcome Event Trial in Type 2 Diabetes Mellitus Patients) trial evaluated cardio/kidney composite end points by 2 statistical approaches. METHODS AND RESULTS: A total of 7020 patients with type 2 diabetes mellitus and established cardiovascular disease were treated with empagliflozin 10 or 25 mg (n=4687) or placebo (n=2333) on top of standard care. Cardio/kidney composite end points studied were: (1) cardiac or kidney death, kidney failure, hospitalization for heart failure, sustained decline in estimated glomerular filtration rate >= 40% from baseline, or sustained progression to macroalbuminuria; (2) cardiac or kidney death, kidney failure, hospitalization for heart failure, or sustained estimated glomerular filtration rate decline >= 40% from baseline; and (3) cardiac or kidney death, kidney failure, hospitalization for heart failure, or sustained doubling in serum creatinine from baseline. Cox regression using time-to-first-event analysis and win ratio (WR) using hierarchical order of events were applied. Empagliflozin reduced the risk of all cardio/kidney composites. The results varied only slightly between Cox and WR (eg, composite 1: hazard ratio, 0.56 [95% CI, 0.49-0.64]; WR, 1.76 [95% CI, 1.53-2.02]. WR prioritizes events by clinical importance; in particular, all fatal events are evaluated, whereas Cox regression ignores deaths when preceded by nonfatal events. Of the 285 cardio/kidney deaths in the analysis, 44 to 56 (15%-20%), depending on the composite, occurred after a nonfatal event and were not evaluated in Cox regression but evaluated by the WR. CONCLUSIONS; By considering the clinical relevance of different event types, the WR represents an appropriate method to complement the traditional time-to-first-event analysis in cardio/kidney outcomes.

Dados da publicação

ISSN/ISSNe:
2047-9980, 2047-9980

Journal of the American Heart Association  Wiley-Blackwell Publishing Ltd

Tipo:
Article
Páginas:
-
Link para outro recurso:
www.scopus.com

Citações Recebidas na Web of Science: 7

Citações Recebidas na Scopus: 14

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Keywords

  • cardio/kidney composite end points; cardio-renal; empagliflozin; hazard ratio; win ratio

Financiamento

Proyectos asociados

Dapagliflozin, Spironolactone or Both for HFpEF (SOGALDI-PEF) - NCT05676684

Investigador Principal: João Pedro Melo Marques Pinho Ferreira

Ensaio Clínico Académico (SOGALDI-PEF) . AstraZeneca . 2022

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