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Assessing Therapeutic Angiogenesis in a Murine Model of Hindlimb Ischemia
Published on: June 8, 2019
Quality-of-life assessment as an outcomes measure in critical limb ischemia
Olamide Alabi1, Matthew Roos1, Gregory Landry1
1Division of Vascular and Endovascular Surgery, Oregon Health & Science University, Portland, Ore.
Insights
Critical limb ischemia (CLI) patients often have poor survival despite successful limb salvage. Patient-centered outcomes like quality of life (QoL) are frequently overlooked in research, necessitating further investigation.
Area of Science:
- Vascular Surgery
- Patient-Reported Outcomes
Background:
- Critical limb ischemia (CLI) presents significant comorbidities and high mortality.
- Existing research on limb salvage for CLI predominantly focuses on physician-centered and lesion-centered outcomes.
- There is a notable lack of studies examining patient-centered outcomes such as quality of life (QoL), independent living, and ambulation status.
Purpose of the Study:
- To highlight the disparity between technical success in limb salvage and actual patient-centered outcomes.
- To emphasize the need for research focusing on patient-centered outcomes in critical limb ischemia.
Main Methods:
- Literature review of studies on critical limb ischemia interventions.
- Analysis of reported outcomes, distinguishing between procedure-centered and patient-centered metrics.
Main Results:
- Despite favorable graft patency, amputation-free survival, and limb salvage rates, patients with CLI do not consistently report significant improvements in quality of life.
- Technical success in limb salvage procedures does not always translate to enhanced patient well-being or functional status.
Conclusions:
- Further research is crucial to incorporate measurable and clinically relevant quality of life tools in critical limb ischemia care.
- Optimizing patient-centered outcomes requires a shift in research focus beyond traditional procedural success metrics.
Abstract:
Critical limb ischemia (CLI) is a diagnosis plagued by significant comorbidity and high mortality rates. Overall survival remains poor in this population regardless of the procedure-related success as demonstrated by freedom from amputation, intervention, and patency. The literature has traditionally focused on physician-centered and lesion-centered outcomes with regards to limb salvage procedures, but there remains a relative paucity of studies of CLI patients describing patient-centered outcomes such as quality of life (QoL), independent living, and ambulation status. Review of the available literature indicates patients do not always experience significant gains in their QoL after limb salvage interventions, despite reasonable graft patency, amputation-free survival, and limb salvage rates. Further research is required using QoL tools in a measurable and clinically relevant fashion to guide optimal quality care that maximizes patient-centered outcomes.
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