A Latent Transition Analysis of Youth Bullying Victimization Patterns over Time and Their Relations to Delinquency

2020 ◽  
pp. 088626052095863
Author(s):  
Saijun Zhang ◽  
Jun Sung Hong ◽  
Ying Hao ◽  
Na Youn Lee ◽  
Alex R. Piquero

Peer victimization patterns from elementary school transitioning into late middle school have not been assessed in detail. Even less work has considered how these patterns differ across family context and then are linked to delinquency in adolescence. This study used longitudinal data ( n = 2,892) from the Fragile Families and Child Wellbeing Study to examine peer victimization classification and change over six years while distinguishing across sex and family contexts. Latent transition analysis (LTA) shows that youth can be classified into minor victimization, mainly verbal victimization, and all-type victimization subgroups over time with some sex differences, regardless of whether they were in two-parent families. The majority of the youth were in either the mainly verbal victimization (53% for boys; 42% for girls) or all-type victimization (12% for boys; 21% for girls) statuses when they were about 9 years old, but substantial transition positioned most boys (84%) and girls (82%) in the minor victimization status instead when they were about 15 years old. Youth who were Hispanic, in two-parent families, and more open to parents had a reduced risk of peer victimization, but youth who were in a poor family had an increased risk of peer victimization. Peer victimization statuses were significantly associated with youth delinquency, and there were sex and time differences in the association. In year 9, 45% to 94% of boys and 24% to 75% of girls were involved in delinquency based on their victimization statuses, but the difference was 48% to 67% for boys and 39% to 59% for girls in year 15. The findings suggest developing and implementing peer victimization prevention starting from early elementary school, concurrently addressing peer victimization and delinquency, and paying close attention to sex and family context differences.

2016 ◽  
Vol 13 (12) ◽  
pp. 1294-1300 ◽  
Author(s):  
Natalie Colabianchi ◽  
Jamie L. Griffin ◽  
Kerry L. McIver ◽  
Marsha Dowda ◽  
Russell R. Pate

Background:Numerous studies have focused on the role of environments in promoting physical activity, but few studies have examined the specific locations where children are active and whether being active in these locations is associated with physical activity levels over time.Methods:Self-reported locations of where physical activity occurred and physical activity measured via accelerometry were obtained for a cohort of 520 children in 5th and 6th grades. Latent class analysis was used to generate classes of children defined by the variety of locations where they were active (ie, home, school grounds, gyms, recreational centers, parks or playgrounds, neighborhood, and church). Latent transition analyses were used to characterize how these latent classes change over time and to determine whether the latent transitions were associated with changes in physical activity levels.Results:Two latent classes were identified at baseline with the majority of children in the class labeled as ‘limited variety.’ Most children maintained their latent status over time. Physical activity levels declined for all groups, but significantly less so for children who maintained their membership in the ‘greater variety’ latent status.Conclusions:Supporting and encouraging physical activity in a variety of locations may improve physical activity levels in children.


2019 ◽  
Vol 18 (3) ◽  
pp. 294-312
Author(s):  
Xuexin Xu ◽  
Dongdong Li ◽  
Chi Meng Chu ◽  
Grace S. Chng ◽  
Kala Ruby

This study examined youth probationers’ risk profiles at the start and the end of probation and the types of transition in risk profiles over time. It further identified the association between the transition types, their adverse family background as well as their probation completion status. Using a sample of 935 youth probationers in Singapore, a latent transition analysis was conducted based on seven dynamic domains captured in the Youth Level of Service/Case Management Inventory 2.0. Based on the risk profiles, three subgroups of youths were identified: (1) the “De-escalators” had reduced risk in one or multiple domains; (2) the “Persistors” continued to have moderate risk in most domains; and (3) the “Escalators” showed an increase in risk levels in one or multiple domains. Compared to the De-escalators, the Persistors and Escalators were less likely to complete their probation orders. Further analysis revealed that youths from nonintact families or families with conviction history showed higher relative risk in being Persistors. These findings contribute to our understanding on the changes in probationers’ risk profiles over time and provide information for early and more targeted intervention efforts.


2017 ◽  
Vol 5 (4) ◽  
pp. 595-612 ◽  
Author(s):  
Hyunsik Kim ◽  
Nicholas R. Eaton

Person-centered analyses of mental disorder comorbidity typically identify a single optimal latent group structure. We took an alternate approach, modeling every estimable comorbidity class model in a nationally representative sample ( N = 34,653) and integrating them into a single overarching hierarchy, providing a full multilevel accounting of various person-centered comorbidity structures. We then investigated the structural stability of this hierarchy across two waves of data collection, and the stability of, and transition between, comorbidity classes over time using latent transition analysis. Findings suggested that comorbidity classes were structured into an interpretable hierarchy. Evidence for robust structural stability of the hierarchy over time was found, regardless of assessment time points and diagnostic time frames used. Latent transition analysis provided evidence for both continuity and change of comorbidity group membership. We discuss how person- and variable-centered models provide complementary perspectives toward empirically supported classification.


2015 ◽  
Vol 47 (2) ◽  
pp. 499-509 ◽  
Author(s):  
Frances L. Garden ◽  
Judy M. Simpson ◽  
Craig M. Mellis ◽  
Guy B. Marks

It is known that asthma is a heterogeneous entity whose manifestations vary with age. Our objective was to examine changes in the manifestation of asthma and asthma-related traits in childhood by defining empirically derived childhood asthma phenotypes and examining their transitions over time.To define the phenotypes we used data on respiratory symptoms, healthcare utilisation, medications, spirometry, airway hyperresponsiveness (AHR), exhaled nitric oxide concentration and atopy from a birth cohort recruited on the basis of having a first-degree relative with asthma. Data were acquired at ages 1.5–11.5 years and analysed using latent transition analysis.In a study population of 370 participants, we classified subjects into four phenotypes: 1) nonatopic, few symptoms (prevalence range from 1.5 to 5 years: 52–60%), 2) atopic, few symptoms (3–21%), 3) nonatopic, asthma and rhinitis symptoms (13–35%), and 4) atopic, asthma and rhinitis symptoms (2–14%) in early childhood; and 1) nonatopic, no respiratory disease (prevalence range from 8 to 11.5 years: 41–46%), 2) atopic, no respiratory disease (23–33%), 3) nonatopic, asthma symptoms, no AHR or airway inflammation (8–12%) and 4) atopic asthma (19%) in mid-childhood. Transitioning between phenotypes was common in early childhood, but less common in later childhood.This analysis represents the first attempt to incorporate longitudinal patterns of several manifestations of asthma into a single model to simultaneously define phenotypes and examine their transitions over time. It provides quantitative support for the view that asthma is a heterogeneous entity, and that some children with wheeze and other respiratory symptoms in early life progress to asthma in mid-childhood, while others become asymptomatic.


2021 ◽  
Vol 5 (Supplement_1) ◽  
pp. 912-912
Author(s):  
Si Young Song ◽  
Hey Jung Jun ◽  
Susanna Joo ◽  
Do Kyung Yoon

Abstract The aim of this study was to examine the longitudinal transition of consumption expenditures among both baby-boomers and young-olds in South Korea. We used data from the 6th (2016) and the 7th (2018) waves of the Korean Longitudinal Study of Ageing (KLoSA). The final sample comprised 1,806 baby-boomers (age range=53-61 in 2016) and 1,483 young-olds (age range=65-74 in 2016). Consumption expenditures were observed with nine types of expenses: food, eating out, public education, private education, housing, health-care, clothing, cultural entertainment, and savings. According to the results from latent transition analysis (LTA), three consumption subgroups were identified among baby-boomers: “non-expenditure for education (NE, 69.7%)” group, “high-public education expenditures (PE, 10.7%)” group, and “high-public and private education expenditures (PPE, 19.6%)” group. For baby-boomers, NE and PE were more likely to remain the same type throughout the two waves, and PPE was most likely to move to NE two years later. Meanwhile, the consumption expenditures of young-olds were divided into “low-saving (LS, 63.7%)” group, “high-saving (HS, 40%)” group, and “education cost-centered (EC, 5.3%)” group. In the case of young-olds, the transition between the groups was unlikely to occur across the two waves which can be interpreted as having fewer life cycle changes than baby-boomers. This study suggests that it is necessary to take into account the difference between the generations when understanding longitudinal transition of consumption expenditures.


Author(s):  
G. J. Melendez-Torres ◽  
Elizabeth Allen ◽  
Russell Viner ◽  
Chris Bonell

AbstractWhole-school interventions are a promising approach to preventing bullying and aggression while promoting broader health. The main analyses from a trial of the INCLUSIVE whole-school intervention reported reductions in bullying victimisation but not aggression and improved mental well-being. Latent transition analysis can examine how interventions ‘move’ people between classes defined by multiple outcomes over time. We examined at baseline what classes best defined individuals’ bullying, aggression and mental well-being and what effects did the intervention have on movement between classes over time? INCLUSIVE was a two-arm cluster-randomised trial with 20 high schools per arm, with 24-month and 36-month follow-ups. We estimated sequential latent class solutions on baseline data. We then estimated a latent transition model including baseline, 24-month and 36-month follow-up measurements. Our sample comprised 8179 students (4082 control, 4097 intervention arms). At baseline, classes were (1) bullying victims, (2) aggression perpetrators, (3) extreme perpetrators and (4) neither victims nor perpetrators. Control students who were extreme perpetrators were equally likely to stay in this class (27.0% probability) or move to aggression perpetrators (25.0% probability) at 24 months. In the intervention group, fewer extreme perpetrators students remained (5.4%), with more moving to aggression perpetrators (65.1%). More control than intervention extreme perpetrators moved to neither victims nor perpetrators (35.2% vs 17.8%). Between 24 and 36 months, more intervention students moved from aggression perpetrators to neither victims nor perpetrators than controls (30.1% vs 22.3%). Our findings suggest that the intervention had important effects in transitioning students to lower-risk classes.


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