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Kidney Week

Abstract: SA-PO0463

Contemporary Use of Guideline-Directed Medical Therapy in US Adults with Advanced CKD and High Risk of Cardiovascular Events

Session Information

Category: Cardiovascular-Kidney-Metabolic Health

  • 602 Cardiovascular-Kidney-Metabolic Health: Clinical

Authors

  • Tajerian, Amin, Baylor Scott & White Research Institute, Dallas, Texas, United States
  • Priest, Elisa, Baylor Scott & White Research Institute, Dallas, Texas, United States
  • Mohottige, Dinushika, Icahn School of Medicine at Mount Sinai, New York, New York, United States
  • McCowan, Precious, The University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States
  • Butler, Javed, Baylor Scott & White Research Institute, Dallas, Texas, United States
  • Khan, Muhammad Shahzeb, Baylor Scott & White Research Institute, Dallas, Texas, United States
  • Green, Jamie Alton, Geisinger Medical Center, Danville, Pennsylvania, United States
  • Jalal, Diana I., University of Iowa Health Care, Iowa City, Iowa, United States
  • Fisher, Molly, Albert Einstein College of Medicine, New York, New York, United States
  • Ozieh, Mukoso N., Medical College of Wisconsin, Milwaukee, Wisconsin, United States
  • Chang, Tara I., Medical College of Wisconsin, Milwaukee, Wisconsin, United States
  • Jaar, Bernard G., Johns Hopkins University, Baltimore, Maryland, United States
  • Dember, Laura M., University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania, United States
  • Flythe, Jennifer E., The University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, United States
  • Shafi, Tariq, Baylor Scott & White Research Institute, Dallas, Texas, United States
Background

Patients with all stages of CKD are at a higher risk of cardiovascular (CV) events and death than experiencing kidney failure (KF), with the highest CV risk in those with advanced CKD (aCKD). We sought to evaluate the contemporary use of guideline-directed medical therapy (GDMT) for CV disease in patients with aCKD.

Methods

We used EHR data from 30 US health systems (Truveta database) to identify adults (≥18 years) with aCKD (eGFR<30 mL/min/1.73m2; not receiving kidney replacement therapy) who had visits between 1/1/2024 and 12/31/2025. We estimated the 2-year risk of CV events and death (9-variable CKD-PC aCKD Risk Tool) and the 2-year risk of KF (4-variable KF Risk Equation). We evaluated GDMT use across CV risk strata.

Results

We identified 106,383 individuals with aCKD; median age was 77 years, 58% were female, and 24% were Black (Table). The median 2-year risk of 19.7% for CV events and 19% for death, both markedly exceeded the risk of KF (9.6%). Use of GDMT was lower than expected across all CV risk strata. SGLT2i use ranged from 11% to 17%, RASi use ranged from 35% to 39%, and statin use ranged from 35% to 56%. Even among those with diabetes (N=65,680, 62%), a population with strong guideline indications for GDMT, prescriptions remained low: 21% received SGLT2i, 40% RASi, 15% GLP-1 RAs, and 54% statins.

Conclusion

In patients with aCKD, the risks of CV events and death exceed the risk of KF. Despite this high-risk profile, use of GDMT remains suboptimal. There is a need to enhance patient and provider education and optimize treatment to prevent CV events and improve survival for patients with aCKD, while also preparing for future kidney replacement therapy.

Advanced CKD Population Characteristics stratified by CV Risk
CharacteristicOverall
N = 106,383
CV Risk <10%
N = 24,941
CV Risk 10-30%
N = 58,019
CV Risk >30%
N = 23,423
P-value
Age, years76.9 (67.8, 84.2)69.1 (57.8, 78.2)77.2 (68.7, 84.2)81.6 (75.5, 87.3)<0.001
Female sex61,529 (58%)15,810 (63%)34,391 (59%)11,328 (48%)<0.001
Black Race25,400 (24%)6,138 (25%)13,166 (23%)6,096 (26%)<0.001
Urine albumin-creatinine ratio, mg/g221 (49, 918)120 (28, 697)140 (40, 607)718 (272, 1,777)<0.001
Most recent eGFR, mL/min/1.73 m223.5 (18.4, 26.8)24.0 (18.4, 27.2)24.4 (19.9, 27.2)20.4 (15.8, 24.4)<0.001
2-year Kidney Failure Risk, %9.6 (5.6, 19.9)10.2 (5.2, 24.5)8.0 (5.1, 15.6)14.0 (8.3, 25.6)<0.001
2-year Death Risk, %19.0 (11.9, 28.6)9.7 (6.5, 13.7)18.6 (13.5, 24.9)34.8 (27.9, 43.5)<0.001
2-year Cardiovascular Event Risk, %19.7 (10.5, 28.8)6.5 (4.7, 8.3)20.0 (14.3, 25.0)35.3 (32.4, 39.4)<0.001
Current RASi use39,748 (37%)8,703 (35%)22,416 (39%)8,629 (37%)<0.001
Current SGLT2i use16,642 (16%)2,772 (11%)9,950 (17%)3,920 (17%)<0.001
Current GLP-1 RA use10,430 (10%)2,515 (10%)5,967 (10%)1,948 (8%)<0.001
Current Statin use51,173 (48%)8,673 (35%)29,344 (51%)13,156 (56%)<0.001

Median (Q1, Q3) or Frequency (%)