Heart failure & cardiomyopathies

The ICAM1 p.K56M variant and risk of heart failure in chronic kidney disease: the Chronic Renal Insufficiency Cohort study

HeartPublished Chronic Renal Insufficiency Cohort (CRIC) study

Main finding · Incident HFpEFResult — go to the resultHazard ratio 1.35 95% CI 1.03–1.76

Authors' conclusion

The ICAM1 p.K56M variant is specifically associated with increased risk of incident HFpEF among individuals with CKD.

Study context

Population
Black individuals with chronic kidney disease (CKD), aged 21–74 years with estimated glomerular filtration rate (eGFR) of 20–70 mL/min/1.73 m 2 at baseline, free from heart failure (HF) at baselineBlack participants (mean age 57±11 years, 51% female, mean eGFR 45±15 mL/min/1.73 m 2 )
Participants
1,267 individuals
Exposure
associations of rs5491 with incident HF and HF subtypes
  • rs5491n = 464

Main finding

Incident HFpEF · median follow-up of 10.3 years

Hazard ratio

1.35

95% CI 1.03–1.76

P = 0.029

Each additional rs5491 allele
HR 1.35 (95% CI 1.03–1.76); P = 0.029

Each additional rs5491 allele, as printed

As reported in the abstract

Observational data: associations, not effects.

Further findings

Incident overall HF · median follow-up of 10.3 years

ComparisonHR (95% CI)P value
rs5491 · not associated1.14 (0.93–1.39)P = 0.20

Incident HF with reduced ejection fraction (HFrEF) · median follow-up of 10.3 years

ComparisonHR (95% CI)P value
rs5491 · not associated0.76 (0.53–1.10)P = 0.15

Incident HF hospitalisations · median follow-up of 10.3 years (IQR: 4.7-15.0 years)

Overall HF hospitalisations
309
HFpEF
160
HFrEF
111
HF with unknown ejection fraction
38

Original publication

The ICAM1 p.K56M variant and risk of heart failure in chronic kidney disease: the Chronic Renal Insufficiency Cohort study. Heart. Published 6 February 2025. doi:10.1136/heartjnl-2024-325205

Summarised from the published abstract; every number is checked against it

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