Diabetes complications

Temporal prevalence and prognostic impact of diabetes mellitus and albuminuria in heart failure with preserved ejection fraction

Cardiovasc DiabetolPublished Prospective cohort study

Authors' conclusion

DM and albuminuria are prevalent in HFpEF at baseline, and re-evaluation one year later still reveals new diagnoses. Both factors are independently associated with adverse outcomes. Albuminuria at any time point remains predictive of adverse outcomes in HFpEF.

Study context

Population
Consecutive outpatients diagnosed with heart failure with preserved ejection fraction (HFpEF), March 2015-November 2023; T1D excluded; median age 77 years, 67% female
Participants
332 outpatients
Exposure
Glucose metabolism status and albuminuria status
  • DM-/ALB-n = 121reference
  • DM+ /ALB-n = 106
  • DM-/ALB+n = 44
  • DM+ /ALB+n = 61
Outcome
Composite of:
  • HF hospitalizations
  • All-cause mortality
Follow-up
≈3 years
Methodological detailsconsecutive patients, single outpatient clinic, multivariable-adjusted Cox regression
  • Consecutive patients
  • Single outpatient clinic
  • Multivariable-adjusted Cox regression

Main finding

As reported in the abstract

HF hospitalization or all-cause mortality
Adjusted hazard ratio (95% CI)
DM+vs DM-baseline DM
1.93(1.25–2.97)
ALB+vs ALB-baseline ALB
1.58(1.04–2.41)
DM+ /ALB+highest risk
2.85(1.57–5.15)

Observational data: associations, not effects.

Further findings

Primary outcome by albuminuria course over 1 year · 3 years — between Persistent albuminuria and Free of albuminuria · across the four groups

P = 0.008

New DM+ and ALB+ incidence at 1-year re-evaluation (in those at risk)

New DM+ incidence
3.9%
New ALB+ incidence
22%
Changed ALB group vs baseline
n = 63, 25.2%
Recovered from albuminuria
27 (10.8%)
  • Re-evaluated in 250 (75%) patients

Original publication

Temporal prevalence and prognostic impact of diabetes mellitus and albuminuria in heart failure with preserved ejection fraction. Cardiovasc Diabetol. Published 5 April 2025. doi:10.1186/s12933-025-02708-6

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