Heart failure & cardiomyopathies

Effect of Blood Pressure Index on Clinical Outcomes in Patients with Heart Failure and Chronic Kidney Disease

ESC Heart FailPublished Secondary analysis of the Chronic Renal Insufficiency Cohort (CRIC) cohort study

Authors' conclusion

The baseline SBP and DBP CV may remain significant for clinical outcomes in patients with both HF and CKD.

Study context

Population
Patients with both heart failure (HF) and chronic kidney disease (CKD) from the Chronic Renal Insufficiency Cohort (CRIC) studyof 3939 CRIC participants
Participants
382 patients
Comparison
Blood pressure (BP) index and clinical outcomes
Primary endpoint
Composite of:
  • CVD events
  • Renal events
  • All-cause death

Primary result

As reported in the abstract

Primary endpoint
Adjusted Cox regression
Hazard ratio (95% CI)P value
Baseline SBP
1.22(1.03–1.44)
P = 0.02
DBP CV
1.03(1.01–1.06)
P = 0.02

Further findings

Renal events

HR (95% CI)P value
Baseline SBPAdjusted Cox regression1.54 (1.22–1.95)P < 0.001

Cardiovascular disease (CVD) events

HR (95% CI)P value
DBP CVAdjusted Cox regression1.04 (1.02–1.07)P < 0.01

Linear associations (forest plot)

Baseline systolic BP (SBP) linear association with CVD and renal events
P = 0.04 and 0.001, respectively
DBP CV linear association with CVD events
P = 0.02

Nonlinear associations of DBP CV (restricted cubic spline)

J- or L-curved association with primary endpoint, renal events and all-cause death (P for nonlinearity)
0.01, <0.001, and 0.01, respectively

Original publication

Effect of Blood Pressure Index on Clinical Outcomes in Patients with Heart Failure and Chronic Kidney Disease. ESC Heart Fail. Published 4 September 2023. doi:10.1002/ehf2.14437

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