Below-Knee Amputation Linked to Higher Mortality Risks
A new study found significant risks of mortality and psychiatric diagnoses for patients following the procedure.
Updated on Oct. 1, 2026 in Stroke
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Researchers have identified substantial long-term mortality risks for patients who undergo below-knee amputations. The findings follow a large-scale analysis of outcomes for over 24,000 patients in the United States.
Why it matters
Understanding these outcomes is critical for patients and providers to better anticipate the physical and mental health challenges that frequently follow this surgery. The findings highlight a high incidence of complications that warrant careful monitoring during the recovery period.
In a study of 24,506 patients with a mean age of 60, researchers analyzed outcomes using the TriNetX United States Collaborative Network. The findings show a mortality rate that climbed from 3.3% at 30 days to 17.1% at two years, alongside notable psychiatric impacts.
The players
University Hospitals
A health system based in Cleveland, Ohio, where the researchers conducted the study on post-amputation outcomes.
The details
The analysis tracked patient data to determine the frequency of post-surgical complications. Researchers observed that 23% of patients developed sepsis within two years of their procedure, while 11.2% experienced depression and 8.7% faced anxiety. The study also noted that 5.4% of patients required a conversion to an above-knee amputation within the first 30 days, a figure that rose to 11.3% by 90 days.
Timeline
30 days: 3.3% mortality rate and 5.4% conversion to above-knee amputation.
90 days: 11.3% conversion to above-knee amputation.
1 year: 12.4% mortality rate.
2 years: 17.1% mortality rate.
Health Landscape
This research utilizes the TriNetX United States Collaborative Network to provide a clearer picture of recovery trajectories for patients undergoing major limb procedures. It adds to a growing effort to standardize long-term outcome tracking across the surgical community.
Patients and their families should discuss comprehensive follow-up plans with their surgical team to monitor for symptoms of infection or mental health changes. If you are preparing for this procedure, it is worth asking your doctor about post-operative care and available resources for support.
The takeaway
The two years following a below-knee amputation are marked by significant health and psychological risks that require proactive medical management. Patients should ensure they have a consistent follow-up schedule and discuss any signs of depression or anxiety with their physician early.
Further reading
For broader information on managing vascular health and surgical recovery, visit Stroke.
Source note: This article includes information reported by Healio.
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