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Dive into the research topics where Rebecca N. Dudovitz is active.

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Featured researches published by Rebecca N. Dudovitz.


American Journal of Medical Genetics Part A | 2005

Ebstein anomaly and duplication of the distal arm of chromosome 15: report of two patients.

Michelle S. Miller; P. Nagesh Rao; Rebecca N. Dudovitz; Rena E. Falk

Ebstein anomaly of the tricuspid valve is an uncommon congenital heart defect. We report two unrelated patients with Ebstein anomaly and duplication of the distal long arm of chromosome 15 (15q22 → qter and 15q24 → qter). Duplication of 15q is a well‐described phenotype that includes congenital heart defects, and these are the first cases with Ebstein anomaly. Duplication of 15q likely affects the early morphogenesis of cardiac structures, including the normal formation of the tricuspid valve.


Pediatrics | 2014

Successful Schools and Risky Behaviors Among Low-Income Adolescents

Mitchell D. Wong; Karen M. Coller; Rebecca N. Dudovitz; David P. Kennedy; Richard Buddin; Martin F. Shapiro; Sheryl H. Kataoka; Arleen F. Brown; Chi-Hong Tseng; Peter Bergman; Paul J. Chung

OBJECTIVES: We examined whether exposure to high-performing schools reduces the rates of risky health behaviors among low-income minority adolescents and whether this is due to better academic performance, peer influence, or other factors. METHODS: By using a natural experimental study design, we used the random admissions lottery into high-performing public charter high schools in low-income Los Angeles neighborhoods to determine whether exposure to successful school environments leads to fewer risky (eg, alcohol, tobacco, drug use, unprotected sex) and very risky health behaviors (eg, binge drinking, substance use at school, risky sex, gang participation). We surveyed 521 ninth- through twelfth-grade students who were offered admission through a random lottery (intervention group) and 409 students who were not offered admission (control group) about their health behaviors and obtained their state-standardized test scores. RESULTS: The intervention and control groups had similar demographic characteristics and eighth-grade test scores. Being offered admission to a high-performing school (intervention effect) led to improved math (P < .001) and English (P = .04) standard test scores, greater school retention (91% vs 76%; P < .001), and lower rates of engaging in ≥1 very risky behaviors (odds ratio = 0.73, P < .05) but no difference in risky behaviors, such as any recent use of alcohol, tobacco, or drugs. School retention and test scores explained 58.0% and 16.2% of the intervention effect on engagement in very risky behaviors, respectively. CONCLUSIONS: Increasing performance of public schools in low-income communities may be a powerful mechanism to decrease very risky health behaviors among low-income adolescents and to decrease health disparities across the life span.


Academic Pediatrics | 2013

Behavioral Self-Concept as Predictor of Teen Drinking Behaviors

Rebecca N. Dudovitz; Ning Li; Paul J. Chung

BACKGROUND Adolescence is a critical developmental period for self-concept (role identity). Cross-sectional studies link self-concepts behavioral conduct domain (whether teens perceive themselves as delinquent) with adolescent substance use. If self-concept actually drives substance use, then it may be an important target for intervention. In this study, we used longitudinal data from 1 school year to examine whether behavioral self-concept predicts teen drinking behaviors or vice versa. METHODS A total of 291 students from a large, predominantly Latino public high school completed a confidential computerized survey in the fall and spring of their 9th grade year. Survey measures included the frequency of alcohol use, binge drinking and at-school alcohol use in the previous 30 days; and the Harter Self-Perception Profile for Adolescents behavioral conduct subscale. Multiple regressions were performed to test whether fall self-concept predicted the frequency and type of spring drinking behavior, and whether the frequency and type of fall drinking predicted spring self-concept. RESULTS Fall behavioral self-concept predicted both the frequency and type of spring drinking. Students with low versus high fall self-concept had a predicted probability of 31% versus 20% for any drinking, 20% versus 8% for binge drinking and 14% versus 4% for at-school drinking in the spring. However, neither the frequency nor the type of fall drinking significantly predicted spring self-concept. CONCLUSIONS Low behavioral self-concept may precede or perhaps even drive adolescent drinking. If these results are confirmed, then prevention efforts might be enhanced by targeting high-risk teens for interventions that help develop a healthy behavioral self-concept.


Pediatrics | 2017

How Does Incarcerating Young People Affect Their Adult Health Outcomes

Elizabeth S. Barnert; Rebecca N. Dudovitz; Bergen B. Nelson; Tumaini R. Coker; Christopher Biely; Ning Li; Paul J. Chung

BACKGROUND AND OBJECTIVES: Despite the widespread epidemic of mass incarceration in the US, relatively little literature exists examining the longitudinal relationship between youth incarceration and adult health outcomes. We sought to quantify the association of youth incarceration with subsequent adult health outcomes. METHODS: We analyzed data from 14 344 adult participants in the National Longitudinal Study of Adolescent to Adult Health. We used weighted multivariate logistic regressions to investigate the relationship between cumulative incarceration duration (none, <1 month, 1–12 months, and >1 year) before Wave IV (ages 24–34 years) and subsequent adult health outcomes (general health, functional limitations, depressive symptoms, and suicidal thoughts). Models controlled for Wave I (grades 7–12) baseline health, sociodemographics, and covariates associated with incarceration and health. RESULTS: A total of 14.0% of adults reported being incarcerated between Waves I and IV. Of these, 50.3% reported a cumulative incarceration duration of <1 month, 34.8% reported 1 to 12 months, and 15.0% reported >1 year. Compared with no incarceration, incarceration duration of < 1 month predicted subsequent adult depressive symptoms (odds ratio [OR] = 1.41; 95% confidence interval [CI], 1.11–1.80; P = .005). A duration of 1 to 12 months predicted worse subsequent adult general health (OR = 1.48; 95% CI, 1.12–1.96; P = .007). A duration of >1 year predicted subsequent adult functional limitations (OR = 2.92; 95% CI, 1.51–5.64; P = .002), adult depressive symptoms (OR = 4.18; 95% CI, 2.48–7.06; P < .001), and adult suicidal thoughts (OR = 2.34; 95% CI, 1.09–5.01; P = .029). CONCLUSIONS: Cumulative incarceration duration during adolescence and early adulthood is independently associated with worse physical and mental health later in adulthood. Potential mechanisms merit exploration.


Pediatrics | 2016

Predictors of Poor School Readiness in Children Without Developmental Delay at Age 2

Bergen B. Nelson; Rebecca N. Dudovitz; Tumaini R. Coker; Elizabeth S. Barnert; Christopher Biely; Ning Li; Peter G. Szilagyi; Kandyce Larson; Neal Halfon; Frederick J. Zimmerman; Paul J. Chung

BACKGROUND AND OBJECTIVES: Current recommendations emphasize developmental screening and surveillance to identify developmental delays (DDs) for referral to early intervention (EI) services. Many young children without DDs, however, are at high risk for poor developmental and behavioral outcomes by school entry but are ineligible for EI. We developed models for 2-year-olds without DD that predict, at kindergarten entry, poor academic performance and high problem behaviors. METHODS: Data from the Early Childhood Longitudinal Study, Birth Cohort (ECLS-B), were used for this study. The analytic sample excluded children likely eligible for EI because of DDs or very low birth weight. Dependent variables included low academic scores and high problem behaviors at the kindergarten wave. Regression models were developed by using candidate predictors feasibly obtainable during typical 2-year well-child visits. Models were cross-validated internally on randomly selected subsamples. RESULTS: Approximately 24% of all 2-year-old children were ineligible for EI at 2 years of age but still had poor academic or behavioral outcomes at school entry. Prediction models each contain 9 variables, almost entirely parental, social, or economic. Four variables were associated with both academic and behavioral risk: parental education below bachelor’s degree, little/no shared reading at home, food insecurity, and fair/poor parental health. Areas under the receiver-operating characteristic curve were 0.76 for academic risk and 0.71 for behavioral risk. Adding the mental scale score from the Bayley Short Form–Research Edition did not improve areas under the receiver-operating characteristic curve for either model. CONCLUSIONS: Among children ineligible for EI services, a small set of clinically available variables at age 2 years predicted academic and behavioral outcomes at school entry.


International Journal of Prisoner Health | 2018

Child incarceration and long-term adult health outcomes: a longitudinal study

Elizabeth S. Barnert; Laura S. Abrams; Lello Tesema; Rebecca N. Dudovitz; Bergen B. Nelson; Tumaini R. Coker; Eraka Bath; Christopher Biely; Ning Li; Paul J. Chung

Purpose Although incarceration may have life-long negative health effects, little is known about associations between child incarceration and subsequent adult health outcomes. The paper aims to discuss this issue. Design/methodology/approach The authors analyzed data from 14,689 adult participants in the National Longitudinal Study of Adolescent to Adult Health (Add Health) to compare adult health outcomes among those first incarcerated between 7 and 13 years of age (child incarceration); first incarcerated at>or=14 years of age; and never incarcerated. Findings Compared to the other two groups, those with a history of child incarceration were disproportionately black or Hispanic, male, and from lower socio-economic strata. Additionally, individuals incarcerated as children had worse adult health outcomes, including general health, functional limitations (climbing stairs), depressive symptoms, and suicidality, than those first incarcerated at older ages or never incarcerated. Research limitations/implications Despite the limitations of the secondary database analysis, these findings suggest that incarcerated children are an especially medically vulnerable population. Practical implications Programs and policies that address these medically vulnerable childrens health needs through comprehensive health and social services in place of, during, and/or after incarceration are needed. Social implications Meeting these unmet health and social service needs offers an important opportunity to achieve necessary health care and justice reform for children. Originality/value No prior studies have examined the longitudinal relationship between child incarceration and adult health outcomes.


Preventing Chronic Disease | 2015

Relationship of Age for Grade and Pubertal Stage to Early Initiation of Substance Use

Rebecca N. Dudovitz; Paul J. Chung; Marc N. Elliott; Susan L. Davies; Susan R. Tortolero; Elizabeth Baumler; Stephen W. Banspach; Mark A. Schuster

Introduction Studies suggest students who are substantially older than the average age for their grade engage in risky health behaviors, including substance use. However, most studies do not account for the distinct reasons why students are old for their grade (ie, grade retention vs delayed school entry) or for their pubertal stage. Thus, whether the association between age for grade and substance use is confounded by these factors is unknown. We sought to determine whether age, grade, or pubertal stage were associated with early substance use. Methods Cross-sectional Healthy Passages Wave I survey data from 5,147 fifth graders and their caregivers in Alabama, California, and Texas from 2004 through 2006 were analyzed in 2014. Logistic regressions examined whether older age for grade, grade retention, delayed school entry, or pubertal stage were associated with use of any substance, cigarettes, alcohol, or other drugs. Results Seventeen percent of fifth graders reported trying at least 1 substance. Among boys, advanced pubertal stage was associated with increased odds of cigarette, alcohol, or other drug use, whereas delayed school entry was associated with lower odds of any substance, alcohol, or other drug use. Among girls, advanced pubertal stage was associated only with higher odds of alcohol use, and delayed school entry was not associated with substance use. Neither older age for grade or grade retention was independently associated with substance use after controlling for potential confounders. Conclusion Advanced pubertal stage may be a more important risk factor for substance use than age for grade. Pediatricians should consider initiating substance use screening earlier for patients with advanced pubertal stage.


Academic Pediatrics | 2015

At-School Substance Use as a Marker for Serious Health Risks

Rebecca N. Dudovitz; Kelsi McCoy; Paul J. Chung

OBJECTIVE At-school substance use is associated with increased rates of violence and delinquency. However, whether at-school substance use is a useful marker for other serious health risks and whether this association varies by gender or substance is still unclear. METHODS We analyzed data from the national 2011 Youth Risk Behaviors Survey of 15,698 ninth to 12th grade students. We used multivariate regressions controlling for age and race and evaluated whether at-school marijuana and alcohol users were more likely than out-of-school users to exhibit 9 serious health risks (exposure to intoxicated driving, fighting, carrying a weapon at school, substance use with intercourse, experiencing intimate partner violence, being forced to have intercourse, experiencing depression, suicidal ideation, and attempting suicide). We included interaction terms to determine whether this association varied by gender or substance. RESULTS At-school alcohol and marijuana use were both associated with increased odds of all 9 serious health risks. The association between at-school substance use and fighting and being forced to have sex was greater for boys than for girls. Associations did not vary significantly by substance. Specificity of at-school substance use for serious health risks ranged from 0.93 to 0.96, and positive predictive values ranged from 0.23 to 0.69, well above the ranges for out-of-school use and nonuse. CONCLUSIONS Students found using alcohol or marijuana at school should be immediately and carefully screened for other serious health risks that pose significant present dangers; this might represent a critical opportunity to identify troubled youth.


Pediatrics | 2018

Family Characteristics and Children’s Receipt of Autism Services in Low-Resourced Families

Elizabeth A. Karp; Rebecca N. Dudovitz; Bergen B. Nelson; Wendy Shih; Amanda Gulsrud; Felice Orlich; Costanza Colombi; Alice A. Kuo

OBJECTIVES: Parents of children with autism spectrum disorder (ASD) face competing demands when caring for their child and fulfilling family commitments. It remains unknown whether family obligations and parental stress might decrease the use of intervention services for young children with ASD. METHODS: The current study is a secondary analysis of baseline date from a published randomized control trial with 147 low-resourced caregiver-child dyads. Demographic information, data on service use, maternal employment, parent’s perception of their child’s development, and parental stress were collected for primary caregivers of 2- to 5-year-old children with ASD from 5 sites. Multiple logistic regressions of accessing any intervention services or more than 1 services on familial characteristics were performed, controlling for demographic and contextual variables. RESULTS: Twenty-five percent of children were receiving no intervention service; 26% were receiving 1 service; and 49% were receiving 2 or more services. Perceived developmental delay and not having a sibling in the home were associated with higher odds of receiving intervention services. Children were more likely to receive more than 1 service if their parents had at least a college education and low levels of stress. CONCLUSIONS: Factors including perceived developmental level, parental stress, and caring for siblings may play a role in accessing services for children with ASD. Results reveal that competing family needs may be barriers to service use. Mothers of children with ASD with multiple children in the home, low levels of education, and high levels of stress may need additional supports or alternative service delivery models.


Journal of Public Health Dentistry | 2018

A school-based public health model to reduce oral health disparities

Rebecca N. Dudovitz; Jonathan E. Valiente; Gloria Espinosa; Claudia Yepes; Cesar Padilla; Maryjane Puffer; Harold C. Slavkin; Paul J. Chung

OBJECTIVES Although dental decay is preventable, it remains the most common pediatric chronic disease. We describe a public health approach to implementing a scalable and sustainable school-based oral health program for low-income urban children. METHODS The Los Angeles Trust for Childrens Health, a nonprofit affiliated with the Los Angeles Unified School District, applied a public health model and developed a broad-based community-coalition to a) establish a District Oral Health Nurse position to coordinate oral health services, and b) implement a universal school-based oral health screening and fluoride varnishing program, with referral to a dental home. Key informant interviews and focus groups informed program development. Parent surveys assessed preventative oral health behaviors and access to oral health services. Results from screening exams, program costs and rates of reimbursement were recorded. RESULTS From 2012 to 2015, six elementary schools and three dental provider groups participated. Four hundred ninety-one parents received oral health education and 89 served as community oral health volunteers; 3,399 screenings and fluoride applications were performed on 2,776 children. Sixty-six percent of children had active dental disease, 27 percent had visible tooth decay, and 6 percent required emergent care. Of the 623 students who participated for two consecutive years, 56 percent had fewer or no visible caries at follow-up, while only 17 percent had additional disease. Annual program cost was

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Paul J. Chung

University of California

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Bergen B. Nelson

Virginia Commonwealth University

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Ning Li

University of California

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Tumaini R. Coker

Seattle Children's Research Institute

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Raymond Perry

University of California

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Bonnie T. Zima

University of California

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