Publications by authors named "Peter J Hannan"

Introduction: This study utilizes triadic data to examine the association between mother-father-adolescent concordance (agreement) and discordance (disagreement) on home environment factors (i.e., parental encouragement of dieting, family functioning) and adolescent unhealthy weight control behaviors and binge eating.

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Introduction: The young adult years have been recognized as an influential period for excess weight gain. Non-traditional students and those attending 2-year community colleges are at particularly high risk for a range of adverse weight-related outcomes.

Design: Choosing Healthy Options in College Environments and Settings was an RCT with students randomly assigned into a control or intervention condition after baseline assessment.

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Excess weight gain tends to occur in young adulthood. However, research examining effective weight-related interventions for this age group has been limited. As one of seven trials in the EARLY Trials consortium (Early Adult Reduction of weight through LifestYle intervention), the CHOICES Study (Choosing Healthy Options in College Environments and Settings) tested effects of a technology-integrated, young adult weight gain prevention intervention.

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Institutional characteristics may help mitigate trauma associated with sexual assault. This study examines associations between resources on college campuses for sexual violence prevention and the emotional well-being of female students who have experienced sexual assault. There were 495 female college students who have experienced sexual assault who provided survey data in 2010-2011.

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Objective: To describe the prevalence of self-weighing in the transition period from adolescence to young adulthood and examine cross-sectional and longitudinal associations between self-weighing and weight status, psychological, and behavioral outcomes.

Design: Project Eating and Activity in Teens and Young Adults, a longitudinal cohort study that assessed variables 3 times over 10 years.

Participants: A total of 1,868 adolescents and young adults.

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Objectives: We examined characteristics of employees in six occupational categories in small manufacturing businesses (20-150 employees).

Methods: We analyzed survey data from 47 businesses (n = 2577 employees; 86% response rate) and examined relationships between job type and sociodemographic, health, and organizational support characteristics. Analyses were adjusted for age and sex, and company as a random effect.

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Background: This study describes smokers employed at 47 small manufacturing companies in Minnesota, USA.

Methods: Smokers (n = 713) participating in a group-randomized trial completed a baseline survey on their smoking patterns, quit behaviors, smoking environment, workplace attitudes about smoking, and correlates of smoking. These characteristics were examined by job type and a latent class analysis (LCA) was performed to group workers with similar characteristics.

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Objective: This study examined whether body dissatisfaction, and its associations with disordered eating and psychological well-being, differ significantly across racial/ethnic groups of adolescents.

Method: Cross-sectional analysis using data from a large, population-based study of adolescents participating in Eating and Activity in Teens, 2010 (EAT 2010) (N = 2,793; Mage = 14.4 years).

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Objective: Describe cross-cultural differences in nutrition-related factors among adolescents from São Paulo, Brazil and St Paul-Minneapolis, US.

Design: Two large-population-based studies with cross-cultural comparisons.

Setting: Twelve São Paulo and 10 St Paul-Minneapolis high schools in 2009-2010.

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Objectives: We examined trends from 1999 to 2010 in adolescents' self-reported fast-food restaurant use alongside maternal reports of fast-food consumption and purchasing from restaurants for family meals.

Methods: Middle- and high-school student participants from Minneapolis-St Paul, Minnesota, represented diverse ethnic/racial and socioeconomic backgrounds. Adolescents completed classroom-administered surveys and maternal caregivers responded by phone or mail.

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Background: Staged clinical treatment of pediatric obesity is recommended, but untested. Understanding the lowest intensity stage's effectiveness is necessary for future research.

Methods: This was a randomized controlled trial of children ages 4 to <9 years.

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Context: Sexual risk behaviors are common among college students, and research examining the environmental context of these behaviors is important for prevention. The presence of college sexual health resources is a potentially important part of that context.

Methods: In a 2010-2011 survey, 6,318 undergraduates from 28 two- and four-year Minnesota college campuses provided data on their sexual health behaviors.

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Prevalence of obesity among American Indian children is higher than the general US population. The school environment and teachers play important roles in helping students develop healthy eating habits. The aim of this prospective study was to examine teachers' classroom and school food practices and beliefs and the effect of teacher training on these practices and beliefs.

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Background: This article revisits an article published in Evaluation Review in 2005 on sample size estimation and power analysis for group-randomized trials. With help from a careful reader, we learned of an important error in the spreadsheet used to perform the calculations and generate the results presented in that article. As we studied the spreadsheet, we discovered other minor errors.

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Objective: To examine longitudinal trends from 1999-2010 in weight-related teasing as adolescents transition to young adulthood and to examine secular trends in teasing among early and middle adolescents over the same time period.

Design And Methods: To examine longitudinal changes we used data from 2,287 participants in Project EAT-III, an ongoing cohort that followed two age cohorts of adolescents from 1999 to 2010. Over the study period the younger cohort transitioned from early adolescence to early young adulthood and the older cohort transitioned from middle adolescence to middle young adulthood.

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Given mixed findings regarding the unique trajectories of female and male adolescents' body dissatisfaction over time, comprehensive longitudinal examinations are needed. This 10-year longitudinal, population-based study, with 1902 participants from diverse ethnic/racial and socioeconomic backgrounds in the Minneapolis/St. Paul metropolitan area, examined changes in body dissatisfaction from adolescence to young adulthood.

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Purpose: This study examined associations between frequency of self-weighing and healthy weight-control behaviors (WCBs), unhealthy WCBs, muscle-enhancing behaviors (e.g., steroid use, protein powders), and psychological well-being (i.

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Objective: To describe time-related beliefs and behaviors regarding healthful eating, indicators of dietary intake, and their associations with the number of weekly hours of paid work among young adults.

Methods: Population-based study in a diverse cohort (N=2287).

Results: Working > 40 hours per week was associated with time-related barriers to healthful eating most persistently among young adult men.

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Objectives: We sought to better understand the prevalence and consequences of food insecurity among American Indian families with young children.

Methods: Parents or caregivers of kindergarten-age children enrolled in the Bright Start study (dyad n=432) living on the Pine Ridge Reservation in South Dakota completed a questionnaire on their child's dietary intake, the home food environment, and food security. We assessed food security with a standard 6-item scale and examined associations of food insecurity with family sociodemographic characteristics, parents' and children's weight, children's dietary patterns, and the home food environment.

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Objective: To examine associations between television viewing, sugar-sweetened beverage consumption, eating out, physical activity, and body weight change over 1 year.

Design: Secondary data analysis from randomized intervention trial.

Setting: Households in the community.

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The aim of the Bright Start study was to develop and test the effectiveness of a school environment intervention, supplemented with family involvement, to reduce excessive weight gain by increasing physical activity and healthy eating practices among kindergarten and first-grade American Indian children. Bright Start was a group-randomized, school-based trial involving 454 children attending 14 schools on the Pine Ridge Reservation in South Dakota. Children were followed from the beginning of their kindergarten year through the end of first grade.

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Objective: To evaluate associations between home environmental factors and BMI of young American-Indian children.

Design: Cross-sectional and prospective study.

Setting: School-based obesity prevention trial (Bright Start) on a Northern Plains Indian reservation in South Dakota.

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Introduction: Obesity is highly prevalent among American Indians, and effective prevention efforts require caregiver involvement. We examined American Indian (AI) parents' assessment of and level of concern about their kindergarten child's weight status.

Methods: We collected baseline data (fall of 2005 and fall of 2006) on children and their parents or caregivers for a school-based obesity prevention trial (Bright Start) on an AI reservation in South Dakota.

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Objective: To describe the development and psychometric properties of survey measures relevant to eating, physical activity, and weight-related behaviors among young adults.

Methods: Focus groups and reliability testing guided the development of the Project EAT-III survey. The final survey was completed by 2287 young adults.

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Purpose: To learn how the local context may affect a city's ability to regulate alcohol products such as high-alcohol-content malt liquor, a beverage associated with heavy drinking and a spectrum of nuisance crimes in urban areas.

Approach: An exploratory, qualitative case study comparing cities that adopted policies to restrict malt liquor sales with cities that considered, but did not adopt policies.

Setting: Nine large U.

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