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Functional Status and Health-Related Quality of Life Among Survivors of Cardiogenic Shock
Eric J Hall1, Sachin Agarwal2, Colby R Ayers3
1Division of Cardiology, Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas, Texas, USA; Parkland Health and Hospital System, Dallas, Texas, USA.
Insights
Cardiogenic shock (CS) survivors face significant functional disability and lower quality of life post-discharge. Pain and mobility issues are common, highlighting the need for improved recovery strategies.
Area of Science:
- Cardiology
- Patient-centered outcomes research
- Quality of life studies
Background:
- Limited data exist on patient-centered outcomes for cardiogenic shock (CS) survivors post-discharge.
- Functional status and health-related quality of life (HRQoL) are critical but understudied aspects of CS recovery.
Purpose of the Study:
- To evaluate patient-centered outcomes, including functional status and HRQoL, in survivors of cardiogenic shock (CS).
Main Methods:
- Prospective cohort study of CS survivors (Society of Coronary Angiography and Intervention Stage C or greater).
- Primary outcome: functional disability at 3 months (modified Rankin Scale ≥2).
- Secondary outcome: HRQoL assessed via EQ-5D at 3 months.
Main Results:
- 118 CS survivors completed 3-month follow-up; 46% experienced functional disability.
- Common issues included pain (67%), mobility limitations (48%), and anxiety/depression (35%).
- Median EQ-5D Index Score (0.84) was below US population norms; functional status correlated inversely with HRQoL (r = -0.68).
Conclusions:
- CS survivors exhibit substantial functional limitations and diminished HRQoL up to 3 months post-discharge.
- Pain and mobility impairments are prevalent, impacting overall recovery.
- Further research is needed to optimize multidomain recovery strategies for CS survivors.
Background:
Most patients with cardiogenic shock (CS) survive to hospital discharge, yet data are lacking regarding patient-centered outcomes beyond discharge, including functional status and health-related quality of life (HRQoL).
Objectives:
This study aims to evaluate patient-centered outcomes experienced by CS survivors.
Methods:
A prospective cohort study enrolled survivors of Society of Coronary Angiography and Intervention Stage C or greater CS at 2 hospitals from December 2023 to August 2024. The primary outcome was functional disability at 3-month follow-up, defined as a modified Rankin Scale ≥2. Patient-reported HRQoL was measured at 3 months using the EQ-5D, which encompasses 5 health domains to generate a composite index score.
Results:
A total of 141 patients enrolled, with 118 completing 3-month follow-up (87% of eligible patients). Median age was 60; 22% were women, 28% of Black race, and 20% of Hispanic ethnicity. More than one-third (36%) received temporary mechanical circulatory support. Functional disability was common at discharge (66%) and 3 months (46%). Most commonly reported problems on the EQ-5D were pain (67%), mobility limitations (48%), and anxiety/depression (35%), and 18% reported problems with self-care. Median EQ-5D Index Score was 0.84 (Q1-Q3: 0.69-0.94), relative to a U.S. population median of 0.94 for 55-64 years of age. Functional status was inversely correlated with HRQoL at 3 months (r = -0.68; P < 0.001).
Conclusions:
Survivors of CS experienced high rates of functional limitations through 3 months, with pain and impaired mobility particularly prevalent. Patient-reported HRQoL was below population norms and significantly associated with functional status. These findings indicate that functional impairments occur frequently after CS, and further work will be necessary to define optimal strategies to improve multidomain recovery for this population.
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