1. Effect of Torsemide vs Furosemide on Symptoms and Quality of Life Among Patients Hospitalized for Heart Failure: The TRANSFORM-HF Randomized Clinical Trial
- Author
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Stephen J. Greene, Eric J. Velazquez, Kevin J. Anstrom, Robert M. Clare, Tracy A. DeWald, Mitchell A. Psotka, Andrew P. Ambrosy, Gerin Stevens, John J. Rommel, Tamas Alexy, Fassil Ketema, Dong-Yun Kim, Patrice Desvigne-Nickens, Bertram Pitt, Eric L. Eisenstein, and Robert J. Mentz
- Subjects
Physiology (medical) ,Cardiology and Cardiovascular Medicine - Abstract
Background: Loop diuretics are a primary therapy for the symptomatic treatment of heart failure (HF), but whether torsemide improves patient symptoms and quality of life better than furosemide remains unknown. As pre-specified secondary endpoints, the TRANSFORM-HF trial compared the effect of torsemide versus furosemide on patient-reported outcomes among patients with HF. Methods: TRANSFORM-HF was an open-label, pragmatic, randomized trial of 2,859 patients hospitalized for HF (regardless of ejection fraction) across 60 hospitals in the United States. Patients were randomized in a 1:1 ratio to a loop diuretic strategy of torsemide or furosemide with investigator-selected dosage. This report examined effects on pre-specified secondary endpoints, which included Kansas City Cardiomyopathy Questionnaire Clinical Summary Score (KCCQ-CSS) (assessed as adjusted mean difference in change from baseline; range, 0-100 with 100 indicating best health status; clinically important difference, ≥5 points) and Patient Health Questionnaire-2 (PHQ-2) (range, 0-6; score ≥3 supporting evaluation for depression) over 12 months. Results: Baseline data were available for 2,787 (97.5%) patients for KCCQ-CSS and 2,624 (91.8%) patients for PHQ-2. Median baseline KCCQ-CSS was 42 (27-60) in the torsemide group and 40 (24-59) in the furosemide group. At 12-months, there was no significant difference between torsemide and furosemide in change from baseline in KCCQ-CSS (adjusted mean difference 0.06 [95% CI, -2.26 to 2.37]; P =0.96) or the proportion of patients with PHQ-2 score ≥3 (15.1% vs 13.2%: P =0.34). Results for KCCQ-CSS were similar at 1-month (adjusted mean difference 1.36 [95% CI, -0.64 to 3.36]; P =0.18) and 6-month follow-up (adjusted mean difference -0.37 [95% CI, -2.52 to 1.78]; P =0.73), and across subgroups by ejection fraction phenotype, New York Heart Association class at randomization, and loop diuretic agent prior to hospitalization. Irrespective of baseline KCCQ-CSS tertile, there was no significant difference between torsemide and furosemide on change in KCCQ-CSS, all-cause mortality, or all-cause hospitalization. Conclusions: Among patients discharged after hospitalization for HF, a strategy of torsemide compared with furosemide did not improve symptoms or quality of life over 12 months. The effects of torsemide and furosemide on patient-reported outcomes were similar regardless of ejection fraction, prior loop diuretic use, and baseline health status.
- Published
- 2023
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