Institute of Epidemiology & Health Care


IEHC Impact Case Studies

Evidence for best practice within NHS Stop Smoking Services

Research by UCL's Professor Susan Michie and colleagues led to the establishment of the NHS Centre for Smoking Cessation and Training in 2009, estimated to have helped 7,500 smokers to quit, saving an estimated 6,5Evidence 00 life years.



stop smoking services

The Marmot Review: national and local policies to redress social inequalities in health

UCL's Professor Sir Michael Marmot's independent review to propose the most effective evidence-based strategies for reducing health inequalities in England has fundamentally shifted discourse on health inequalities in the UK and internationally.



Marmot Review

Oral epidemiology  and development of oral health-related quality-of-life measures

Quality-of-life measures for oral health have been employed in epidemiological surveys nationally and internationally, influencing health policies.


oral epidemiology

A clinical management service for stroke prevention

UCL research developed international standards for electronic health records, enabling patient records to move with them to different health providers and clinicians in different settings to collaborate more effectively

stroke prevention

Informing national and international influenza vaccination policy

UCL research has provided evidence about vaccination of different groups against influenza that has influenced policy and practice in the UK and North America.


influenza vaccination policy

Improving management of schizophrenia and severe mental illnesses in general practice

UCL research has led to major changes in the management of people with severe mental illness in general practice through its impact on policy and the NHS Quality Outcomes Framework in England and Scotland.

oral epidemiology

Inclusion of flexible sigmoidoscopy in the UK Bowel Cancer screening Programme

UCL evidence that a single flexible sigmoidoscopy dramatically reduced bowel cancer incidence and mortality, and that acceptability of the test was high, led to its inclusion in the UK National Bowel Cancer Screening Programme.


oral epidemiology

Influencing global policy on antiretroviral treatment priorities

UCL research showed that expansion of anti-retroviral treatment (ART) in developing countries should proceed, despite the unavailability of viral load testing.

global pharmacy

Health Survey for England: developing evidence-based policies to tackle obesity

The Health Survey for England, which is run annually by UCL and NatCen Social Research since 1994, has played a key role in informing obesity policy and supporting the development of effective strategies to combat obesity in England.