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SHR Neuro Cancer Cardio Lipid Metab Microb

Tydén, M; Westerlund, ME; Duarte, K; Eriksson, N; Girerd, N; Krämer, BK; März, W; Rossignol, P; Scharnagl, H; Soveri, I; Svensson, MK; Zannad, F; Fellström, B.
Troponin I is an independent predictor of cardiovascular events and mortality in haemodialysis patients
CLIN KIDNEY J. 2025; 18(4): sfaf047 Doi: 10.1093/ckj/sfaf047
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Co-authors Med Uni Graz
März Winfried
Scharnagl Hubert
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Abstract:
Background Patients with end-stage kidney disease (ESKD) undergoing haemodialysis (HD) have a high risk of cardiovascular (CV) events. This study evaluated troponin I (hs-cTnI) as a predictor of major adverse cardiac events (MACEs), CV death and all-cause death. Methods The AURORA trial, a multicentre, randomized, double-blind trial involved 2776 HD patients comparing rosuvastatin with placebo. No significant effect was found on the composite primary endpoint of CV death, non-fatal myocardial infarction or non-fatal stroke. In this post hoc analysis, we analysed the association between baseline hs-cTnI and outcomes using Cox regression analyses. We adjusted for multiple background factors and available biomarkers. Hs-cTnI was log2-transformed and modelled using a four-knot restricted cubic spline. Variables were ordered by their importance in the models using chi 2 value minus degrees of freedom. Results Baseline median hs-cTnI was 17.3 pg/mL. During follow-up, 734 MACEs, 598 CV deaths, and 1094 total deaths occurred. Patients in the upper quartile of hs-cTnI (>32.6 pg/mL) had significantly higher risk of MACEs [hazard ratio (HR) 1.92; 95% confidence interval (CI) 1.57-2.35], CV death (HR 2.12; 95% CI 1.69-2.66), all-cause death (HR 1.84; 95% CI 1.55-2.17) and non-CV death (HR 1.59; 95% CI 1.23-2.05) after full adjustment compared with those in the lowest quartile (<10.1 pg/mL). Hs-cTnI was identified as the strongest predictor for MACEs, CV death, and all-cause death, but not for non-CV death. Conclusions Baseline hs-cTnI is a strong and independent predictor for MACEs and death in patients with ESKD undergoing haemodialysis.

Find related publications in this database (Keywords)
cardiovascular disease
haemodialysis
mortality, troponin I
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