Further Reading

We encourage interested readers to check out the following works.

Systematic Reviews on Underrepresentation of CKD/ESKD patients in Cardiovascular Trials

Original Paper

Conclusion: "Major cardiovascular disease trials frequently exclude patients with renal disease and do not provide adequate information on the renal function of enrollees or the effect of interventions on patients with renal disease."

Original Paper

Conclusion: "In this systematic review, we found continued underrepresentation of patients with KD in trials of CVD interventions despite previously highlighted underrepresentation of these patients in such trials."



Primary Studies on the Impact of CKD/ESKD in HFrEF

Original Paper

Conclusion: "Across all subgroups of patients with HF, CKD, and WRF are prevalent and associated with a strongly increased mortality risk, especially CKD. Specific conditions may predict the occurrence of WRF and thereby poor prognosis."

Original Paper

Conclusion: "CKD was associated with similar covariates regardless of EF. Although CKD was more common in HFpEF than in HFmrEF and HFrEF, it may have more of a ‘bystander’ role in HFpEF, being less associated with mortality and with lower prognostic discrimination."



Primary Studies on Poor GDMT Use in HFrEF + CKD/ESKD

Original Paper

Conclusion: "Renal insufficiency is common in patients with HF and coronary artery disease, and these patients have more advanced coronary atherosclerosis. Patients with renal insufficiency are less likely to be prescribed efficacious therapies, but have better outcomes if they receive these medications."

Original Paper

Conclusion: "In conclusion, patients with stable coronary heart disease and CKD attended to in primary-care centers had poorer control of coronary heart disease risk factors than those with normal GFR despite receiving a similar rate of prescription of evidence-based cardiovascular disease preventive therapies."

Original Paper

Conclusion: "In a large contemporary cohort of patients hospitalized with HF, we found that renal dysfunction was a highly prevalent comorbidity. Despite higher mortality rates, patients with increased severity of renal dysfunction were less likely to receive important guideline-recommended therapies. Further efforts are needed to improve the care of patients with HF and CKD."

Original Paper

Conclusion: "In conclusion, these results confirm that CKD is common in patients with HF and left ventricular dysfunction but is not independently associated with adherence to guideline-recommended therapy in outpatient cardiology practices, with the exception of angiotensin-converting enzyme inhibitor/angiotensin receptor blocker therapy."

Original Paper

Conclusions: "Patients with HFrEF who were treated with less than 50% of recommended dose of ACE-inhibitors/ARBs and beta-blockers seemed to have a greater risk of death and/or heart failure hospitalization compared with patients reaching ≥ 100%."

Original Paper

Conclusion: "In this contemporary outpatient HFrEF registry, significant gaps in use and dose of guideline-directed medical therapy remain. Multiple clinical factors were associated with medication use and dose prescribed. Strategies to improve guideline-directed use of HFrEF medications remain urgently needed, and these findings may inform targeted approaches to optimize outpatient medical therapy."

Original Paper

Conclusion: "This large contemporary HF registry showed a relatively high use of evidence-based treatment, particularly in younger patients. However, the average dose of evidence-based medication was still lower than recommended by guidelines. Furthermore, the more recently introduced I f -channel inhibition has hardly been adopted. There is ample room for improvement of HFrEF therapy, even more than 25 years after convincing evidence that HFrEF treatment leads to better outcome."

Original Paper

Conclusion: "In this contemporary U.S. registry, most eligible HFrEF patients did not receive target doses of medical therapy at any point during follow-up, and few patients had doses increased over time. Although most patients had no alterations in medical therapy, multiple clinical factors were independently associated with medication changes. Further quality improvement efforts are urgently needed to improve guideline-directed medication titration for HFrEF."

Original Paper

Conclusion: "Despite facing elevated risks of mortality, patients with comorbid HF with reduced EF and kidney disease are not optimally treated with evidence-based medical therapies, even at levels of eGFR where such therapies would not be contraindicated by kidney dysfunction. Further efforts are required to mitigate risk in comorbid HF and kidney disease."



Expert Narrative Reviews on HFrEF GDMT in CKD/ESKD

Original Paper

Key Review Paper

Original Paper

Key Review Paper



Scientific Society Statements on HF and CKD/ESKD

Original Paper

KDIGO Controversies Conference Paper

Original Paper

Consensus Document from Heart Failure Association of the ESC

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© Jiun-Ruey Hu, MD, MPH & Jiawei Tan, MD (2022)