Rusan S Chen

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OBJECTIVE Parents of children with type 1 diabetes are crucial to promoting positive disease adaptation and health outcomes among these youngsters, yet this success may come at some consequence to parents' own well-being. Little research has examined the stress faced by parents, or explored the psychological and behavioral correlates of their stress. (More)
Elementary and middle school children were given a large battery of tests evaluating reading subskills and reading-related cognitive abilities. These measures were used to define latent constructs representing skills and abilities believed to be important components of reading comprehension. Hypothesized relationships among these constructs were specified(More)
Peer and adolescent substance use are highly correlated, but this relationship is not fully understood. In particular, the relative contributions of selection and socialization to substance use progression have not been established. Students (n=2453) in the seven middle schools in one school district were assessed at school at the beginning and end of the(More)
OBJECTIVE To evaluate associations among parent-child behaviors and generic and diabetes-specific health-related quality of life (HRQOL) in a multi-site sample of youth with type 1 diabetes. METHOD One hundred and twenty-one youth and their primary caregivers completed measures of parent-child behaviors, child HRQOL, and participated in an observed family(More)
Quantitative analysis for the risk of human cancer from the ingestion of inorganic arsenic has been based on the reported cancer mortality experience in the blackfoot disease (BFD) -endemic area of southwest Taiwan. Linear regression analysis shows that arsenic as the sole etiologic factor accounts for only 21% of the variance in the village standardized(More)
AIMS Little is known about the heterogeneity in and risk factors associated with trajectories of smoking during adolescence. This study aimed to (1) identify smoking trajectories empirically and (2) identify risk factors for trajectory group membership. DESIGN Latent growth mixture models were used to identify population smoking trajectories, and logistic(More)
OBJECTIVE To empirically test a biopsychosocial model of predictors of youth diabetes care behaviors and metabolic control. METHODS A cross-sectional multisite study of youths (N = 222) with T1D (mean age = 12.6) used structural equation modeling to examine interrelations among predictors, with follow-up analyses of covariance (ANCOVAs). RESULTS Youths'(More)
OBJECTIVES This article introduces a new measure of problem-solving skills of youths with type 1 diabetes (T1DM) and adult caregivers in correcting glycemic fluctuations. METHODS The Diabetes Problem Solving Interview (DPSI), a structured interview, was validated during a pilot study of a behavioral intervention. DPSI data and measures of diabetes(More)
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BACKGROUND Although there are substantial international differences in adolescent physical activity (PA), cross-country motivational differences have received limited attention, perhaps due to the lack of measures applicable internationally. METHODS Identical self-report measures assessing PA and motivations for PA were used to survey students ages 11,(More)