Alan Acock

Alan Acock
Oregon State University | OSU · College of Public Health and Human Sciences

PhD, Sociology

About

174
Publications
65,143
Reads
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10,573
Citations
Additional affiliations
June 2009 - present
Oregon State University
Position
  • University Distinguished Professor
June 2009 - present
Oregon State University
Position
  • University Distinguished Professor

Publications

Publications (174)
Article
Full-text available
This study evaluated effects of Positive Action (PA), a school-based social-emotional and character development program, on self-esteem levels and processes among minority, low-income, urban youth. A matched-pair, cluster-randomized controlled trial was conducted in 14 Chicago Public Schools with outcomes assessed longitudinally for a cohort of you...
Article
Objective: Family-centered care (FCC), including shared decision making (SDM), has become increasingly emphasized in pediatric health care delivery. Past studies using national surveys have used different FCC measurement approaches without determining their validity. We, therefore, sought to develop an FCC measurement model with Medical Expenditur...
Article
Children's executive function (EF) and behavioral regulation skills are robust predictors of academic success. The current study examines differential associations between measures of EF, classroom behavioral regulation, and academic achievement by children's family income in a sample of 100 prekindergarten children. In correlational analyses, EF a...
Article
Full-text available
Sexual assault is a major public health issue. Bystander engagement programs are becoming widely used to combat sexual assault on college campuses. The purpose of this study was to examine students’ intervention norms, intentions, opportunities, and behaviors as bystanders to sexual assault. Undergraduate students (N = 779) completed the Sexual Ass...
Article
Full-text available
Behavioral trajectories during middle childhood are predictive of consequential outcomes later in life (e.g., substance abuse, violence). Social and emotional learning (SEL) programs are designed to promote trajectories that reflect both growth in positive behaviors and inhibited development of negative behaviors. The current study used growth mixt...
Article
Full-text available
We describe challenges in the 6-year longitudinal cluster randomized controlled trial (CRCT) of Positive Action (PA), a social–emotional and character development (SECD) program, conducted in 14 low-income, urban Chicago Public Schools. Challenges pertained to logistics of study planning (school recruitment, retention of schools during the trial, c...
Article
Despite the increased interest among community development practitioners and the public in indicators of concepts like community vitality, resilience, or wellbeing, little research has been done to identify indicators that truly measure those concepts. In addition, there has been increased use of indices to describe social and economic conditions....
Article
Full-text available
There is considerable research that suggests that school-based social-emotional programs can foster improved mental health and reduce problem behaviors for participating youth; in contrast, much less is known about the impact of these programs on physical health, even though some of these programs also include at least limited direct attention to p...
Article
Sexual assault is a major concern on the U.S. college campus. Engaging students as pro-social bystanders has become more common as a potentially effective mechanism for reducing the incidence of sexual assault and mitigating the harm of assaults that have already occurred. Understanding the influences of pro-social bystander behavior is imperative...
Article
Full-text available
The recent shift in sexual assault prevention programming aims to engage college students as prosocial bystanders. Bystanders to sexual assault have the opportunity to make a positive impact on the incidence of sexual assault on the college campus, in addition to reducing the harm of one that has already occurred. Given the spectrum of sexual assau...
Article
Full-text available
This study evaluated effects of Positive Action, a school-based social-emotional and character development intervention, on indicators of positive youth development (PYD) among a sample of low-income, ethnic minority youth attending 14 urban schools. The study used a matched-pair, cluster-randomized controlled design at the school level. A multiple...
Article
Organizational climate has been proposed as a factor that might influence a school's readiness to successfully implement school-wide prevention programs. The aim of this study was to evaluate the influence of teachers' perceptions of three dimensions of school organizational climate on the dosage and quality of teacher implementation of Positive Ac...
Book
Alan C. Acock’s A Gentle Introduction to Stata is an ideal book for students and for those with experience with other software packages but new to Stata. For the reader who is just learning social statistics and has never used a statistics package before, Acock leads the way, first explaining how to use the Stata GUI, use dialog boxes, and load Sta...
Article
The present study examined the efficacy of a self-regulation intervention for children experiencing demographic risk. Utilizing a randomized controlled design, analyses examined if children (N = 276 children in 14 Head Start classrooms; M age = 51.69, SD = 6.55) who participated in an 8-week self-regulation intervention demonstrated greater gains i...
Article
Full-text available
Children's behavioral self-regulation and executive function (EF; including attentional or cognitive flexibility, working memory, and inhibitory control) are strong predictors of academic achievement. The present study examined the psychometric properties of a measure of behavioral self-regulation called the Head-Toes-Knees-Shoulders (HTKS) by asse...
Article
Drawing on the National Educational Longitudinal Survey 1988 (NELS:88), this study identified (1) the growth pattern of academic achievement of adolescent children from Mexican and East Asian immigrant families; (2) investigated to what extent ethnicity and family capital influenced the trajectories in the academic achievement of children from Mexi...
Article
Full-text available
School-based social-emotional and character development (SECD) programs can influence not only SECD but also academic-related outcomes. This study evaluated the impact of one SECD program, Positive Action (PA), on educational outcomes among low-income, urban youth. The longitudinal study used a matched-pair, cluster-randomized controlled design. St...
Article
Full-text available
Objective To examine factors of the youth physical activity promotion (YPAP) model that are associated with Chinese international students' meeting PA recommendations (MPAR). Methods A total of 649 (females = 320, males = 329) Chinese international college students participated in the study. This study was conducted in the United States (U.S.) bet...
Article
Full-text available
We examined the effects of Positive Action (PA), a school-based social-emotional learning and health promotion program, on the emotional health of predominately low-income and ethnic minority urban youth. The study was a matched-pair, cluster-randomized controlled trial involving 14 Chicago public schools. Outcomes were assessed over a 6-year perio...
Article
Full-text available
Objectives.This study examined spousal concordance of physical activity trajectories among middle-aged and older married couples and the influences of recent diseases and functional difficulties on individuals' trajectories and those of their spouses'.Method.Participants included 5,074 married couples aged 50 or older in the Health and Retirement S...
Article
Full-text available
Background: Youth problem behaviors remain a public health issue. Youth in low-income, urban areas are particularly at risk for engaging in aggressive, violent, and disruptive behaviors. Purpose: To evaluate the effects of a school-based social-emotional learning and health promotion program on problem behaviors and related attitudes among low-i...
Conference Paper
Introduction: The Positive Action (PA) program is a comprehensive, school-based, social-emotional and character development program with demonstrated effects on behavioral and mental health outcomes. In the Hawaii randomized controlled trial (RCT) of PA, the program’s impact on substance use, violence, and sexual activity were mediated by positive...
Article
Full-text available
Purpose: Examine the effects of a comprehensive, school-wide social-emotional and character development program using a positive youth development perspective. Specifically, we examined a mediation mechanism whereby positive academic-related behaviors mediated the intervention effects on substance use, violence, and sexual activity. Design: Matc...
Article
This study examined to what extent gender, occupation and family situations influenced the occurrence and frequency of overnight work-related travel that US employees experienced. Unlike previous work, the data analysis allowed for differentiation of the factors associated with being in jobs with any overnight travel demand and the factors related...
Article
This study investigated religiousness and couple well-being as mediated by relational virtue and equality. Relational spiritual framework theory posits that religiousness is associated with couple well-being through relational virtues (e.g., forgiveness, commitment, and sacrifice). Theories of relational inequality postulate that religion decreases...
Article
In this article, I review Interpreting and Visualizing Regression Models Using Stata, by Michael Mitchell (2012a [Stata Press]).
Article
Full-text available
Mitigating and preventing substance use among adolescents requires approaches that address the multitude of factors that influence this behavior. Such approaches must be tested, not only for evidence of empirical effectiveness, but also to determine the mechanisms by which they are successful. The aims of the present study were twofold: 1) To deter...
Article
School safety and quality affect student learning and success. This study examined the effects of a comprehensive elementary school-wide social-emotional and character education program, Positive Action, on teacher, parent, and student perceptions of school safety and quality utilizing a matched-pair, cluster-randomized, controlled design. The Posi...
Article
Alan C. Acock’s A Gentle Introduction to Stata, Revised Third Edition is aimed at new Stata users who want to become proficient in Stata. After reading this introductory text, new users not only will be able to use Stata well but also will learn new aspects of Stata easily.
Article
Full-text available
The effects of a school-based social-emotional and character development program, Positive Action, on the developmental trajectory of social-emotional and character-related behaviors was evaluated using data from three school-based randomized trials in elementary schools. Results come from 1) 4 years of data from students in 20 Hawai'i schools, 2)...
Article
Full-text available
Research Findings: The present study examined the role of demographic risk factors in the development of children's behavioral regulation. We investigated whether being from a low-income family and being an English language learner (ELL) predicted behavioral regulation between prekindergarten and kindergarten. Results indicated that children from l...
Chapter
Mitigating and preventing substance use among adolescents requires approaches that address the multitude of factors that influence this behavior. Such approaches must be tested, not only for evidence of empirical effectiveness, but also to determine the mechanisms by which they are successful. The aims of the present study were twofold: 1) To deter...
Article
Full-text available
The present study examined the psychometric properties of scores from a direct measure of behavioral regulation, the Head-Toes-Knees-Shoulders task (HTKS) with 3- to 6-year-old children in the United States, Taiwan, South Korea, and China. Specifically, we investigated (a) the nature and variability of HTKS scores, including relations to teacher-ra...
Article
Full-text available
Research Findings: Behavioral regulation (the integration of attention, working memory, and inhibitory control) is critical for school readiness and early academic achievement. In Taiwan, however, where academic success is highly valued, there is a dearth of assessments available to measure young children's behavioral regulation. The present study...
Article
Full-text available
This study examined the effects of the Positive Action (PA) programme in Chicago Public Schools on problem behaviours among a cohort of elementary school students from grade three through grade five. Using a matched-pair, randomised control design with 14 elementary schools, approximately 510 fifth-graders self-reported lifetime substance use, seri...
Conference Paper
Background: A positive youth development perspective focuses on the strengths of youth and their positive behaviors, moving away from the negative perspective that has predominated scientific thinking for decades. Recent published research has reported the effects of a comprehensive school-based social-emotional and character development program, P...
Article
We investigated early adolescents' perceptions of parenting styles in mother–father–adolescent triads along with child self-reported problem behaviors (substance abuse and delinquency). We also examined the various combinations of mothers' and fathers' parenting styles by child gender in relation to problem behavior. Participants included 3,353 chi...
Article
This study examined depression and externalizing problems of children in foster care using a subsample of data (N = 362) from the National Survey of Child and Adolescent Well-Being. Our findings indicated that more frequent contact with the biological mother was marginally associated with lower levels depression and significantly associated with lo...
Article
This study examined relations among early family risk, children's behavioral regulation at 54 months and kindergarten, and academic achievement in first grade using data on 1,298 children from the National Institute of Child Health and Human Development (NICHD) Study of Early Child Care and Youth Development. Family risk was indexed by ethnic minor...
Article
Full-text available
This paper reports the effects of a comprehensive elementary school-based social-emotional and character education program on school-level achievement, absenteeism, and disciplinary outcomes utilizing a matched-pair, cluster randomized, controlled design. The Positive Action Hawai'i trial included 20 racially/ethnically diverse schools (mean enroll...
Article
Full-text available
This article reports the effects of a comprehensive elementary school-based social-emotional and character education program on school-level achievement, absenteeism, and disciplinary outcomes utilizing a matched-pair, cluster-randomized, controlled design. The Positive Action Hawai'i trial included 20 racially/ethnically diverse schools (M enrollm...
Article
Underage heavy episodic drinking is a major contributor to alcohol-related morbidity/mortality. Reports indicate underage binge drinking among college students is widespread and has remained stable over the past decade. This study describes individual characteristics and calendar-specific events associated with binge drinking episodes over the cour...
Article
In an attempt to minimize the adverse effects of television violence, the authors implemented a classroom-based intervention with 496 children in 32 classrooms (grades 1 to 4). The intervention consisted of 28 brief lessons conducted by university staff over the course of 7 months. Participants were individually interviewed prior to the interventio...
Article
Full-text available
We assessed the effectiveness of a 5-year trial of a comprehensive school-based program designed to prevent substance use, violent behaviors, and sexual activity among elementary-school students. We used a matched-pair, cluster-randomized, controlled design, with 10 intervention schools and 10 control schools. Fifth-graders (N = 1714) self-reported...
Article
Full-text available
This article reviews The Workflow of Data Analysis Using Stata, by J. Scott Long.
Article
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This study examined neighborhood built environment characteristics (fast-food restaurant density, walkability) and individual eating-out and physical activity behaviors in relation to 1-year change in body weight among adults 50–75 years of age at baseline. The authors surveyed 1,145 residents recruited from 120 neighborhoods in Portland, Oregon. D...
Article
Full-text available
This is a detailed table of contents. Many authors of chapters and features have contributed supplemental material that extends their contributions that appear in the Sourcebook. We anticipate updating this periodically when new material is received from the authors, so check back at least once every six months. Some of this material assumes you ha...
Article
Full-text available
Teacher- and school-level factors influence the fidelity of implementation of school-based prevention and social character and development (SACD) programs. Using a diffusion of innovations framework, the relationships among teacher beliefs and attitudes towards a prevention/SACD program and the influence of a school's administrative support and per...
Article
Few studies have investigated the built environment and its association with health-especially excess adiposity-and physical activity in the immediate pre-Baby Boom/early-Baby Boom generations, soon to be the dominant demographic in the U.S. The purpose of this study was to examine this relationship. This study used a cross-sectional, multilevel de...
Article
Using the first (1987-1988) and second (1992-1994) waves of the National Survey of Families and Households, this study examines the concurrent and longitudinal influences of interparental conflict and parent-child conflict on child and adolescent adjustment. Analyses focus on 542 intact families, each with a randomly selected focal child aged 5 to...
Article
Stata is a useful tool to demonstrate statistical concepts to elementary (and advanced) statistics classes. For elementary classes, one of the issues is to avoid making the class one in how to use Stata but keep the focus on learning statistics. We have found a lab to be helpful to teach students how to use Stata. The basic commands need to be demo...
Article
Full-text available
Recent research indicates that children's learning-related skills (including self-regulation and social competence) contribute to early school success. The present study investigated the relation of kindergarten learning-related skills to reading and math trajectories in 538 children between kindergarten and sixth grade, and examined how children w...
Article
Less than optimum strategies for missing values can produce biased estimates, distorted statistical power, and invalid conclusions. After reviewing traditional approaches (listwise, pairwise, and mean substitution), selected alternatives are covered including single imputation, multiple imputation, and full information maximum likelihood estimation...
Article
Using data from the National Survey of Families and Households, we assessed change in the relation between gender ideology and investment in routine chores across the retirement transition. Retirement may change the relation between ideology and household labor because the direct influence of time pressures is minimized. Specifically, men who have...
Article
In an effort to minimize the harmful effects of violent TV, a yearlong intervention was undertaken with children in Grades 1 through 3 (N = 177). The classroom-based intervention consisted of 31 brief lessons that emphasized the many ways in which television distorts violence. As hypothesized, the intervention resulted in a reduction in children's...
Article
Given the importance of adaptive behavior (AB) to independent functioning for persons with intellectual disabilities, a significant question for practitioners and scholars in physical activity is the effect of physical activity on AB. Therefore, the purpose of this study was to simultaneously test potential effects of health-related fitness (HRF) a...
Article
Full-text available
Contemporary research on fathering emphasizes the significance of a quality father-child relationship in a child’s development and well-being. Scholars have suggested that connecting with and communicating with children are critical to a healthy relationship. This study explores the influence of communication and connection on father-child relation...
Article
Perceptions of control after a cancer diagnosis may have psychological and physical health significance. The control constructs are critical components of the theory of cognitive adaptation. The Cancer Locus of Control scale reflected these theoretical components and was administered to 543 women with a history of breast cancer. Confirmatory factor...
Article
Many crop simulation models use 1-h time steps for atmospheric, soil and plant processes but often meteorological data are only available as daily summaries. The objective of this study was to investigate how errors in estimation of hourly values of solar radiation and air temperature affect errors in simulation of soil temperature using the model...
Article
Recent developments in finite mixture modeling allow for the identification of different developmental processes in distinct but unobserved subgroups within a population. The new approach, described within the general growth mixture modeling framework (Muthen, 2001, in press), extends conventional random coefficient growth models to incorporate a c...