Background:
Chronic kidney disease (CKD) and type 2 diabetes (T2D) are independently associated with heart failure (HF), a leading cause of morbidity and mortality. In the FIDELIO-DKD and FIGARO DKD trials, finerenone (a selective, nonsteroidal mineralocorticoid receptor antagonist) improved cardiovascular outcomes in patients with albuminuric CKD and T2D. These prespecified analyses from FIGARO-DKD assessed the impact of finerenone on clinically important HF outcomes.
Methods:
Patients with T2D and albuminuric CKD (urine albumin-to-creatinine ratio [UACR] ≥30 to <300 mg/g and estimated glomerular filtration rate [eGFR] ≥25 to ≤90 ml/min/1.73 m
2
, or UACR ≥300 to ≤5000 mg/g and eGFR ≥60 ml/min/1.73 m
2
,), without symptomatic HF with reduced ejection fraction, were randomized to finerenone or placebo. Time-to-first event outcomes included: new-onset HF (first hospitalization for HF [HHF] in patients without a history of HF at baseline); cardiovascular death or first HHF; HF-related death or first HHF; first HHF; cardiovascular death or total (first or recurrent) HHF; HF-related death or total HHF; and total HHF. Outcomes were evaluated in the overall population and in prespecified subgroups categorized by baseline HF history (as reported by the investigators).
Results:
Overall, 7352 patients were included in these analyses; 571 (7.8%) had a history of HF at baseline. New-onset HF was significantly reduced with finerenone versus placebo (1.9% versus 2.8%; hazard ratio [HR], 0.68 [95% CI 0.50-0.93];
P
=0.0162). In the overall population, the incidences of all HF outcomes analyzed were significantly lower with finerenone than placebo, including a 18% lower risk of cardiovascular death or first HHF (HR, 0.82 [95% CI 0.70-0.95];
P
=0.011), a 29% lower risk of first HHF (HR, 0.71 [95% CI 0.56-0.90];
P
=0.0043) and a 30% lower rate of total HHF (rate ratio, 0.70 [95% CI, 0.52- 0.94]). The effects of finerenone on improving HF outcomes were not modified by a history of HF. The incidence of treatment-emergent adverse events was balanced between treatment groups.
Conclusions:
The results from these FIGARO-DKD analyses demonstrate that finerenone reduces new-onset HF and improves other HF outcomes in patients with CKD and T2D, irrespective of a history of HF.
Aims: Finerenone significantly reduced the risk of kidney and cardiovascular (CV) outcomes in patients with chronic kidney disease and type 2 diabetes in the FIDELIO-DKD trial (NCT02540993). This exploratory subgroup analysis investigates the effect of glucagon-like peptide-1 receptor agonist (GLP-1RA) use on the treatment effect of finerenone.Materials and Methods: Patients with type 2 diabetes, urine albumin-to-creatinine ratio (UACR) 30-5000 mg/g and estimated glomerular filtration rate 25-<75 ml/min per 1.73 m 2 receiving optimized renin-angiotensin system blockade were randomized to finerenone or placebo.
Background
In FIGARO-DKD, finerenone reduced the risk of cardiovascular events in patients with type 2 diabetes (T2D) and stage 1–4 chronic kidney disease (CKD). In FIDELIO-DKD, finerenone improved kidney and cardiovascular outcomes in patients with advanced CKD. This analysis further explores kidney outcomes in FIGARO-DKD.
Methods
FIGARO-DKD (NCT02545049) included patients with urine albumin-to-creatinine ratio (UACR) 30–<300 mg/g and estimated glomerular filtration rate (eGFR) 25–90 mL/min/1.73 m2 or UACR 300–5000 mg/g and eGFR ≥ 60 mL/min/1.73 m2. Outcomes included two composite kidney endpoints of kidney failure, renal death and with either a sustained decrease from baseline of ≥ 40% or ≥ 57% in eGFR for ≥ 4 weeks. Change in of albuminuria and eGFR slope were also analysed. Kidney and CV outcomes were evaluated by baseline UACR.
Results
A lower incidence rate for the eGFR ≥ 40% kidney composite endpoint was observed with finerenone compared with placebo, but the between-group difference was not significant (HR = 0.87; 95%CI 0.76–1.01; P = 0.069). A greater treatment effect was observed on the eGFR ≥ 57% kidney composite endpoint (HR = 0.77; 95%CI 0.60–0.99; P = 0.041) with a 36% relative risk reduction for end-stage kidney disease. A larger magnitude of effect on kidney outcomes was observed with finerenone versus placebo for patients with severely increased albuminuria than with moderately increased albuminuria. Improvements in UACR, eGFR slope and cardiovascular risk were evident in both subgroups with finerenone.
Conclusions
The present analyses suggest that finerenone protects against kidney disease progression and cardiovascular events in patients with T2D and early- or late-stage CKD.
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