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Pages 203-212

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From page 203...
... 203 Gender Differences in Adolescent Travel to School Exploring the Links with Physical Activity and Health Kelly J Clifton, Portland State University gulsah Akar, Ohio State University Andrea Livi Smith, University of Mary Washington Carolyn C
From page 204...
... 204 WOMEN'S ISSuES IN TRANSPORTATION, VOLuME 2 to school and levels of physical activity. Analysis relies on cross-sectional data collected from adolescents in Baltimore City for a school-based recruitment study of physical activity and the built environment.
From page 205...
... 205gENDER DIFFERENCES IN ADOLESCENT TRAVEL TO SCHOOL in the student participants' home environments, which was an important consideration in the study design. Data analyzed here for each individual include (a)
From page 206...
... 206 WOMEN'S ISSUES IN TRANSPORTATION, VOLUME 2 vidual's utility level, uncertainty is introduced into the utility equation (28, 29)
From page 207...
... 207GENDER DIFFERENCES IN ADOLESCENT TRAVEL TO SCHOOL difference of the error terms is logistically distributed. Under this assumption the choice probability for alternative i is given by (3)
From page 208...
... 208 WOMEN'S ISSuES IN TRANSPORTATION, VOLuME 2 hypothesis that all independent variable coefficients are zero for both models. The segmented models show some key differences between the travel choices of boys and girls in their trip to school.
From page 209...
... 209gENDER DIFFERENCES IN ADOLESCENT TRAVEL TO SCHOOL may affect behavior. Clifton and Dill (30)
From page 210...
... 210 WOMEN'S ISSuES IN TRANSPORTATION, VOLuME 2 One must be careful not to attribute causality to these correlations and must interpret them with caution. It is unlikely that the physical activity associated with taking transit -- walking to and from stops -- is responsible for all of these observed differences.
From page 211...
... 211gENDER DIFFERENCES IN ADOLESCENT TRAVEL TO SCHOOL bidity and Mortality Weekly Report, Vol.
From page 212...
... 212 WOMEN'S ISSuES IN TRANSPORTATION, VOLuME 2 Research on Women's Issues in Transportation: Report of a Conference; Volume 2: Technical Papers, Transportation Research Board of the National Academies, Washington, D.C., 2005, pp.

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