KICCE Policy Brief

Time-Related Childcare Support Policies for Fathers and Their Effects on Mothers' Birth Plans: The Mediating Role of Paternal Involvement Ji Young La and Gayoung Hu This study aimed to analyze the effects of time-related childcare support policies for fathers on mothers’ subsequent childbirth plans and to examine the mediating effect of fathers’ involvement in child-rearing. Using data from the first wave of the Korean Early Childhood Education and Care Panel, this study found the fol..

• Chief Of ResearchJi Young La
• ResearchersGayoung Hu
• PublishDate2025-04-30

Identifying Change Trajectories of Body Image and its Relation to Individual and Emotional Factors Hayeon Park and Yea-Ji Hong This study aimed to identify longitudinal changes in the body image of adolescents and examine their relationship with individual and emotional factors. To achieve these goals, a growth mixture model was constructed using data from the 12th to 15th waves of the Panel Study on Korean Children. The results are summarized as follows: First, the linear model w..

• Chief Of ResearchHayeon Park
• ResearchersYea-Ji Hong
• PublishDate2025-04-30

The Mediating Role of Executive Function Difficulties in the Link Between Early Parent–Child Interaction and Later Media Device Addiction in Elementary School: A Longitudinal Analysis Hyo Eun Jang This study examined the longitudinal mediating effect of executive function difficulties in the relationship between parent–child interaction in early elementary school and media device addiction in later elementary school. A multivariate latent growth modeling approach was employed using lo..

• Chief Of ResearchHyo Eun Jang
• PublishDate2025-04-30

Longitudinal Effects of Sleep Duration and Sleep Problems in Early Childhood on Children's School Adaptation and Academic Performance: The Mediating Effect of Executive Function Difficulties Jisu Han and Yeojin Oh This study examined whether sleep duration and sleep problems in 5-year-old children impact their school adaptation and academic performance in the second grade of elementary school, which is mediated by executive function in the first grade. For this purpose, a path analysis wa..

• Chief Of ResearchJisu Han
• ResearchersYeojin Oh
• PublishDate2024-12-31

The Effects of Authoritative Parenting in Childhood on Adolescent Susceptibility to Violence: The Dual Mediated Effect of Self-Esteem and Empathy Hyesun Choi This study aimded to understand the effect of authoritative parenting during childhood on adolescents’ susceptibility to cyber violence through self-esteem and empathy. Data from the 11th and 14th Panel Studies on Korean Children were used, and data from 1,167 households were analyzed. The childrem included 600 boys and 567 girls. ..

• Chief Of ResearchHyesun Choi
• PublishDate2024-12-31

Exploring patterns of change and factors influencing media device addiction during transitional periods using latent transition analysis and random forest analysis Nanok Kim and Jihyeon Jang This study aims to explore the changes in the media device addiction profile of elementary-middle school transition period, and to identify the variables that influenced the negative transition. For this purpose, latent transition analysis and random forest analysis were performed on 1,138 students us..

• Chief Of ResearchNanok Kim
• ResearchersJihyeon Jang
• PublishDate2024-12-31

Comparison of Predictive Models for Subsequent Childbirth Intentions by Age Group Using Machine Learning and Network Analysis Yun-Yong Eom This study aimed to explore the factors predicting the intention of subsequent childbirth and to identify the interactions and importance of these predictive factors through network analysis. For this purpose, data from 1,922 mothers in 2022 Korean Early Childhood education and care panels were analyzed. Relationships between 20 predictive factors, inc..

• Chief Of ResearchYun-Yong Eom
• PublishDate2024-12-31

Latent Profiles of Children’s Media Use and their Characteristics of Linguistic Ability and Executive Functions Kyungmin Kim, Jieun Song and Jungwon Choi This study sought to identify various trajectories of maternal pre- and post-partum depression and examine their associations with parenting stress, while testing the moderating effect of parenting support policies. This study used the Korean Early Childhood Education & Care Panel (K-ECEC-P) to analyze data collected from mothers ..

• Chief Of ResearchYuen Mi Cheon
• PublishDate2024-12-31

Exploring Variables Related to Parenting Stress through Machine Learning Soon Bo Kwon The purpose of this study was to explore the variables associated with maternal parenting stress. Data from the first year of the Korean Early Childhood Education and Care Panel, including information on mothers, fathers, and primary caregivers. A total of 475 variables were considered, and a penalized regression model called elastic net regression was used for the analysis. The findings identified 32 va..

• Chief Of ResearchSoon Bo Kwon
• PublishDate2024-12-31

How Fine Particulate Matter Impacts Family Outdoor Time on Weekends Mihyang Choi and Heesun Jang This study examined how fine particulate matter affects the weekend outdoor activity duration of children under 10 years of age and their parents. Combining the 2019 Korean Time Use Survey with fine particulate matter data from Air Korea, this study employed Tobit models for analysis. The analysis showed that educational level, health status, and rainfall were common factors influencing outdoo..

• Chief Of ResearchMihyang Choi
• ResearchersHeesun Jang
• PublishDate2024-12-31