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Centre for Diet and Activity Research A new tool for modelling the public health impacts of transport policies James Woodcock University of Cambridge 24/01/2012

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Centre for Diet and Activity Research

A new tool for modelling the public health impacts of transport policiesJames WoodcockUniversity of Cambridge24/01/2012

Centre for Diet and Activity Research

Where does modelling fi t?

Centre for Diet and Activity Research

Where does modelling fi t?

Centre for Diet and Activity Research

ITHIM

Centre for Diet and Activity Research

ITHIM

Centre for Diet and Activity Research

California Bay Area

Maizlish N, Woodcock J, Co S, Ostro B, Fanai A, Farley D. Health Co-Benefits and Transportation-Related Reductions in Greenhouse Gas Emissions in the Bay Area: Technical Report. California Department of Public Health, November 2011.

Centre for Diet and Activity Research

England & Wales Scenarios

Centre for Diet and Activity Research

2030: A Typical English Street?

Centre for Diet and Activity Research

Baseline

Vision 3Vision 2

Vision 1Median:9

minMedian:1

4 min

Median:19 min

Median:30 min

Physical Activity Exposure Modelling

Centre for Diet and Activity Research

Dose Response Relationship: CVD

Derived from Hamer et al Br J Sports Med 2008;42:238-243

Centre for Diet and Activity Research

b p m c d h Bicycle b kbb kbp kbm kbc kbd kbb Pedestrian p kpb kpp . . . . Motorbike m kmb kmp kmm . . . Car c kcb etc . . . .Bus d kdb . . . . . HGV h khb . . . . .NOV n kb . . . . .

Striking Vehicle

Inju

red

part

yRoad Traffic Injury Modelling Methods

Centre for Diet and Activity Research

Centre for Diet and Activity Research

Methods development

• Multiple health pathways

• Physical activity:

• Age specific distributions

• Non-linear dose-response relationship

• Morbidity not just mortality

• Injuries:

• Sensitivity to motor vehicle volume

• Inclusion of speed

Centre for Diet and Activity Research

England & Wales Results

Centre for Diet and Activity Research

Impact

Centre for Diet and Activity Research

Modelling Geographical Variation

Centre for Diet and Activity Research

Modelling Policies

Centre for Diet and Activity Research

Next Steps

Centre for Diet and Activity Research

ACKNOWLEDGEMENT

This work was undertaken by the Centre for Diet and Activity Research (CEDAR), a UKCRC Public Health Research Centre of Excellence.

Funding from the British Heart Foundation, Economic and Social Research Council, Medical Research Council, the National Institute for Health Research, and the Wellcome Trust, under the auspices of the UK Clinical Research Collaboration, is gratefully acknowledged.

In addition acknowledge support from the California Public Health Department and Visions 2030 Walking and Cycling Project (EPSRC funded)

Centre for Diet and Activity Research

Dose Response ARR:Impact on CVD