On-Demand Webinar · June 2025

Life on MARS: Inside the Manchester Amputation Reduction System

Kristen Sorensen, PhD, and vascular surgeon Naseer Ahmad share findings from the Manchester Amputation Reduction Strategy (MARS), a whole-systems program that reduced amputation prevalence by 46 percent over six years in a pilot population of 220,000 people and is now scaling to three million.

In this session

What you will take away

01

Study a whole-systems model

See how MARS coordinated primary, community, and specialist care into a single amputation-reduction pathway.

02

Understand what drove results

Learn which changes contributed to a 46 percent reduction in amputation prevalence over six years.

03

Translate it to your system

Consider how the MARS approach can be adapted as it scales from a pilot to three million people.

Your speakers

Kristen Sorensen, PhD

Kristen Sorensen, PhD

Keele University

Applied movement scientist and Senior Research Fellow at Keele University with more than forty peer-reviewed articles. She leads whole-systems projects that help NHS and community teams put evidence into everyday practice, and holds an NIHR Team Science award.

Naseer Ahmad

Naseer Ahmad

Manchester University NHS Foundation Trust

Vascular surgeon at Manchester University NHS Foundation Trust specialising in complex lower-limb surgery that prevents amputation. As Clinical Director of the Manchester Amputation Reduction Strategy, he helped achieve a 46 percent reduction in amputation prevalence over six years in a pilot site of 220,000 people, now scaling to three million.

Free · On demand

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