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OBJECTIVE The purpose of this study was to examine a church-based intervention employing a 6-month pilot weight loss program as a strategy to improve health of African-American adults. DESIGN A randomized trial design was used without a control group. Eligible church members were randomized into two groups: an intervention delivered in the group setting(More)
Grid-based automata models have been widely applied in simulating ecological process and spatial patterns at all spatial scales. In this paper, we present methods for calculating the effects of number of states, size of the neighborhood, means of tallying neighborhood states, and choice of deterministic or stochastic rules on the complexity and tractability(More)
Objective. To compare on- and off-campus snacking patterns among college students pursuing degrees in health-related fields (HRFs) and nonhealth-related fields (NHRFs). Materials and Methods. Snack frequency questionnaire, scales measuring barriers, self-efficacy, and stage of change for healthy snacking, and a snack knowledge test (SKT). Participants. 513(More)