Heart failure & cardiomyopathies

Galectin-3 Levels and Long-Term All-Cause Mortality and Hospitalization in Heart Failure Patients: A Meta-Analysis

ESC Heart FailPublished Systematic review and meta-analysis of cohort studies

Authors' conclusion

Higher circulating galectin-3 levels after hospitalization of HF patients are linearly and positively associated with the risk of long-term ACM and ACM/HFR.

Study context

Population
Patients with heart failure (HF), follow-up >6 months24 cohort studies
Comparison
Highest vs lowest circulating galectin-3 levels
Outcome
All-cause mortality (ACM); ACM or HF-related rehospitalization (ACM/HFR)
Follow-up
>6 months
Methodological detailsrandom-effects model, dose-response analysis
  • Random-effects model
  • Dose-response analysis

Pooled result

As reported in the abstract

Hazard ratio (95% CI)P value
Higher galectin-3ACM; I2 = 66%
1.65(1.28–2.13)
Higher galectin-3ACM/HFR; I2 = 76%
1.52(1.15–2.00)
1 ng/mL increase in galectin-3ACM
1.04(1.02–1.06)
P = 0.002
1 ng/mL increase in galectin-3ACM/HFR
1.03(1.02–1.04)
P < 0.001

Further pooled results

OutcomeHR (95% CI)P value
Per 1 ng/mL increase in galectin-3 (dose-response)Per 1 ng/mL increase · ACM1.04 (1.02–1.06)P = 0.002
Per 1 ng/mL increase in galectin-3 (dose-response)Per 1 ng/mL increase · ACM/HFR1.03 (1.02–1.04)P < 0.001
Per 1-SD increase in galectin-3Per 1-SD increase · long-term ACM; I2 = 42%1.29 (1.13–1.48)
Per 1-SD increase in galectin-3Per 1-SD increase · ACM/HFR; I2 = 60%1.22 (1.07–1.38)
Per 1-log increase in galectin-3Per 1-log increase · long-term ACM; I2 = 41%1.98 (1.48–2.65)
Per 1-log increase in galectin-3Per 1-log increase · ACM/HFR; I2 = 7%1.83 (1.02–3.28)

Correlation of baseline galectin-3 with NT-proBNP and eGFR

Moderate positive correlation with N terminal pro brain natriuretic peptide (P = 0.045)
r = 0.48
Weak negative correlation with eGFR (P = 0.077)
r = −0.39

Original publication

Galectin-3 Levels and Long-Term All-Cause Mortality and Hospitalization in Heart Failure Patients: A Meta-Analysis. ESC Heart Fail. Published 3 May 2024. doi:10.1002/ehf2.14813

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