The Cycling Gender Gap: What can we learn from girls?

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    30-Jul-2015

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1. The Cycling Gender Gap: What can we learn from girls? Jennifer Dill, Ph.D. Professor, Urban Studies & Planning Director, TREC Portland State University 2. The biking gender gap Source: 2009 National Household Travel Survey (NHTS) 31% 5% 15% 66% 40% 10% 15% 67%Females Males Children Adults Made a walk trip in the past week Children Adults Made a bike trip in the past week 3. Thats not the case everywhere 25% 27% 30% 49% 55% 56% USA UK Canada Germany Denmark Netherlands Percentofbiketripsbywomen Source: Pucher and Buehler (eds.) City Cycling. Cambridge, MA: MIT Press, 2012 4. FAS Team: Nathan McNeil Joe Broach 5. Data collection Surveys GPS (GlobalSat DG-100) and accelerometer (Actigraph GT3X) for 5 days 6. Timeline Pre data collection (GPS+AM+surveys) Interim data collection (surveys only) Post data collection (GPS+AM+surveys) 2 years 1. July-October 2010 2. April-August 2011 1. August-Oct. 2012 2. April-August 2013 7. Sample size by phase 328 households 253 households 262 households 491 363 354 294 329 322 224 260 186 215 175 114 134 71 99 0 200 400 600 800 1000 Pre Interim Post AM: 3 days Pre & Post GPS: 3 days Pre & Post Kids 11-17 Kids 5-10 Adults 8. Age of kid participants Notes: 4-year olds only included with older siblings, at request of parents 17-year old dropped out 0 5 10 15 20 25 30 35 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Age at start of study Boys Girls 9. Findings Todays findings are new, and just the beginning of the analysis. I welcome your ideas for further analysis. Keep in mind that these are kids living in the city of Portland. Need to be careful about applying findings to other cities. 10. Behavior 11. Bikes trips by gender 0 0.5 1 1.5 2 2.5 5-10, pre 5-10, post 11-16, pre 11-16, post Mean#biketrips Boys Girls Based on GPS data over 5 days Gender differences are not statistically significant 5-10 year olds: 123 boys, 119 girls 11-16 year olds: 65 boys, 57 girls 12. Number of bike trips, by gender 0% 10% 20% 30% 40% 50% 60% 70% 80% 0 1 2 3 4 5 6 7 8 9 10+ # of bike trips Boys Girls 0% 10% 20% 30% 40% 50% 60% 70% 80% 0 1 2 3 4 5 6 7 8 9 10+ # of bike trips 5-10 year olds 11-16 year olds 13. Differences between corridors Boys Girls Control Treatment Control Treatment 5-10 year olds Minutes biking No change No change No change Bike trips No change No change No change No change 11-16 year olds Minutes biking No change No change No change Bike trips No change No change No change Paired sample t-tests, p

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