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. Author manuscript; available in PMC: 2016 Apr 25.
Published in final edited form as: Lancet. 2012 Jul 21;380(9838):282–293. doi: 10.1016/S0140-6736(12)60736-3

Table 2.

Potential effect of car ownership on active travel min per day, by country income

Low income Middle income Lower-middle income Upper-middle income High income
PET –0·123 –0·786 –0·477 –0·798 –3·114
SD 0·137 0·816 0·383 0·816 2·084
WPE –0·016 –0·555 –0·271 –0·110 –0·500
Fuel increase, short term
    PEF 0·001 0·008 0·005 0·008 0·031
    WPEF 0·000 0·014 0·007 0·003 0·013
Fuel increase, long term
    PEF 0·003 0·020 0·012 0·020 0·078
    WPEF 0·000 0·014 0·007 0·003 0·013

PET=potential effect of car ownership on active travel time (min per day). WPE=weighted potential effect, by population distribution. PEF=potential effect of 10% fuel price rise on daily min of physical activity. WPEF=weighted potential effect, by population distribution, of 10% fuel price rise on daily min of physical activity.