Previous research has reported the long-lasting effects of children's early adjustment to formal schooling on their later academic lives. However, little has been studied on whether father and teacher communication styles perceived by children during their early school years are comparable. This study explored the relationship between father and…

The present study aimed to analyze the developmental trajectories of English achievement and exposure time through private education, utilizing univariate and multivariate latent growth curve analysis. This study used a subset of the Gyeonggi Education Panel Study data from 2012 to 2017. The results indicated consistent disparities in the growth…

Longer sedentary time and insufficient sleep are common and potentially serious problems among adolescents and have substantially adverse effects on their physical and mental health. In this school-based study, we conducted an ecological momentary assessment using actigraphy to examine the within-subject association between sedentary time and…

Background: Dose-response relationships between physical activity and metabolic syndrome (MetS) by sex and age are unclear. Purpose: We examined the associations of different intensities of physical activity with MetS by sex and age group. Methods: We analyzed 17,614 (56.5% women) adults from the Korean National Health and Nutrition Examination…

Despite its attention in the field of education, occupational commitment has received little attention in language teaching research. To address this gap, the study generates an occupational commitment profile of expatriate English language teachers and investigates how commitment relates to their age, sex, teaching experience, and qualifications.…

This study analyzed factors affecting the acquisition and retention of employment among individuals with intellectual disabilities (ID). These factors were verified according to job type and were classified into general characteristics, family-related factors, psychological factors, and abilities. Data from 398 individuals with ID were analyzed…

The aim of this study was to verify the moderating effect of the relationship between exposure to violent online media and cyber offending in adolescents. The study utilized information from the 2019 cyber violence survey; data from 3,202 adolescents (mean age = 16.56, SD = 1.71; boys = 1,800, girls = 1,402) were used for the final analysis. The…

Objective: To examine the longitudinal trajectory of daytime dysfunction (DD) and its relationship with fatigue by depression status in university students. Participants: 243 students completed online surveys from September-December 2016. Methods: Surveys were conducted at three time points over a semester period: the beginning of the semester,…

Background: Although physical activity can play a positive role in psychosocial development, few studies have longitudinally examined the relationship between physical activity from physical education (PA from PE) and perceived peer acceptance (PPA). Methods: Data from the Korean Children and Youth Panel Survey were used with 1908 elementary…

We assess the relationship between general literacy skills and health status by analysing data from the Programme for the International Assessment of Adult Competencies (PIAAC), an international survey of about 250,000 adults aged 16-65 years conducted by the Organisation for Economic Co-operation and Development (OECD) from 2011-15 in 33…

Objective: The objective of this study was to investigate the impact of experiencing diverse, multi-dimensional health promotion programmes in school on students' self-reported health status. Design: Cross-sectional design. Methods: We surveyed 2,568 students from 15 middle schools and 15 high schools in Korea between August 2014 and January 2015.…

This study investigated how bilinguals' perception of their first language (L1) differs according to age of reduced contact with L1 after immersion in a second language (L2). Twenty-one L1 Korean-L2 English bilinguals in the United States, ranging in age of reduced contact from 3 to 15 years, and 17 control participants in Korea were tested…

This study analyzed the association between academic identity, job satisfaction and stress over the last three decades. This study found that most Korean academics have a dual identity as researcher and teacher but tend to prefer research to teaching. In addition, we found that performance-based management practices at universities have…

This study examines the relationship between the psychological states of Korean mothers and early childhood development. In the study, 480 mothers were classified into three groups: cluster A mothers were happy and competent, cluster C were depressed and stressed, and cluster B were neither depressed nor happy. The tendency of infant developmental…

Smoking and obesity are chief causes of mortality, morbidity, and medical expenditure. However, few studies have investigated the linkage between subjective obesity status and smoking behavior. This study examines whether females in a normal body mass index range who perceive themselves as obese are more likely to smoke than those who do not…