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Neurohormonal response is associated with mortality in women with ST-elevation myocardial infarction

  • Joakim Bo Kunkel*
  • , Helle Søholm
  • , Sarah L D Holle
  • , Jens P Goetze
  • , Lene Holmvang
  • , Lisette O Jensen
  • , Annam P Sheikh
  • , Jacob E Møller
  • , Christian Hassager
  • , Martin Frydland
  • *Corresponding author af dette arbejde

Publikation: Bidrag til tidsskriftArtikelForskningpeer review

Abstract

AIMS: Women continue to have a worse prognosis following ST-elevation myocardial infarction (STEMI) compared to men, despite advancements in treatment. This study investigates whether neurohormonal biomarker differences contribute to sex-related disparities in mortality.

METHODS AND RESULTS: A total of 1892 consecutive STEMI patients from two tertiary heart centres were included. Admission neurohormonal activation defined as pro-atrial natriuretic peptide (proANP) and mid-regional pro-adrenomedullin (MR-proADM) was measured in blood drawn prior to acute coronary angiography (CAG). The primary endpoint was 1-year mortality stratified according to sex and biomarker level. Of 1782 (94%) with biomarkers available, 476 (27%) of patients were women. They were older (68 vs. 62 years), had longer symptom-to-angiography delay (211 vs. 181 min), and displayed a higher one-year mortality rate (12% vs. 7.4%, P < 0.001) compared to men. The neurohormonal response was higher in women compared to men [median (interquartile range) proANP 1050 (671-1591) vs. 772 (492-1294) pmol/L, P < 0.001); MR-proADM 0.80 (0.63-1.03) vs. 0.70 (0.58-0.89) nmol/L, P < 0.001]. In women, a level at or above the median was independently associated with a significantly higher mortality risk when adjusting for age, left ventricular ejection fraction, diabetes, heart failure, symptom onset to CAG, left-sided culprit lesion, obesity, renal dysfunction, primary percutaneous intervention, admission systolic blood pressure, and multivessel disease (HR proANP 6.05, 95% CI 1.81-20.3, P = 0.004; HR MR-proADM 3.49, 95% CI 1.42-8.62, P = 0.007). In men, there was an independent prognostic association for proANP but not for MR-proADM (HR proANP 2.38, 95% CI 1.18-4.81, P = 0.015; HR MR-proADM 1.74, 95% CI 0.89-3.40, P = 0.11).

CONCLUSION: Increased neurohormonal activation (MR-proADM and proANP) is associated with higher mortality in women compared to men. Neurohormonal activation may contribute to the observed sex-related differences in mortality.

OriginalsprogEngelsk
Sider (fra-til)31-39
Antal sider9
TidsskriftEuropean heart journal. Acute cardiovascular care
Vol/bind14
Udgave nummer1
Tidlig onlinedato9 dec. 2024
DOI
StatusUdgivet - 31 jan. 2025

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