Masayoshi Oka

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Uncertainty in the relevant spatial context may drive heterogeneity in findings on the built environment and energy balance. To estimate the effect of this uncertainty, we conducted a sensitivity analysis defining intersection and business densities and counts within different buffer sizes and shapes on associations with self-reported walking and body mass(More)
BACKGROUND To investigate perceived barriers to mammography among underserved women, we asked participants in the Siteman Cancer Center Mammography Outreach Registry-developed in 2006 to evaluate mobile mammography's effectiveness among the underserved-why they believed women did not get mammograms. METHODS The responses of approximately 9,000 registrants(More)
This article describes relationships between selected physical characteristics of urban streets and pedestrianlevel heat. It also identifies conditions that are particularly vulnerable to the summer heat. Field measurements of ambient temperatures 1 m above the ground were collected over sidewalks, green spaces, and parking lots in high density commercial(More)
13 Background: An outreach registry of Breast Health Center patients was developed in 2006 to evaluate the effectiveness of mobile mammography among the medically underserved. Registry included collection of medical record data, demographic data, and answers to a questionnaire about perceptions of breast cancer screening. Here, we examine barriers to(More)
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