The effects of high- versus low-quality child care during 2 developmental periods (infant-toddlerhood and preschool) were examined using data from the National Institute of Child Health and Human Development Study of Early Child Care. Propensity score matching was used to account for differences in families who used different combinations of child care quality during the 2 developmental periods...

BACKGROUND Identifying periods of the day which are susceptible to varying levels of physical activity (PA) may help identify key times to intervene and potentially change preschool children's PA behaviors. This study assessed variability of objectively measured moderate-to-vigorous physical activity (MVPA) during weekdays and weekend days among preschool children. METHODS One hundred and eig...

Current understanding of disability and impairment has led to new approaches in Rehabilitation. In this issue of Iranian Rehabilitation Journal, a variety of articles introduces a new trend in rehabilitation. "Emotion pitch" of each vowel sound and Percentage of vowel correct is the subject which Talie Zarifian and her colleagues discussed in their article. Persian speaking children can get ben...

BACKGROUND Data regarding the impact of early risk factors on later involvement in bullying are scarce. We investigated the impact of preschool behaviors, family characteristics (socio-economic status, family breakup) and parental mental health on bullying and victimization at age 11 (T1) and age 13.5 (T2). METHODS longitudinal data from a subsample of the TRacking Adolescents' Individual Liv...

The results of the retrospective analysis of data on vaccination coverage in the preschool-aged and school-aged Roma children (436 preschool and 551 schoolchildren) in three geographical regions of Slovenia were analyzed to establish the differences concerning coverage for specific vaccinations: poliomyelitis, diphtheria, tetanus, pertussis, measles, mumps and rubella between the two generation...

INTRODUCTION The effect of varying portion size in a natural environment on the self-regulation of 24-hour energy intake has not been evaluated. We studied students at 16 preschools in Chicago to determine the effect of meals with variable energy and macronutrients on the amount consumed over a 24-hour period (ie, at preschool and outside of preschool). METHODS The food items and portion size...

Background: Parents’ behaviors, practices, beliefs, and attitudes greatly influence children’s active play behavior; however, little research has examined these parental influences on preschool children’s sedentary behavior (SB). Purpose: The purpose of this study was to examine the association between parental influences on preschool SB.Methods:One hundred eighty-six parents of preschoolers co...

background and aims. bruxism is defined as a habitual nonfunctional forceful contact between occlusal tooth surfaces. in younger children bruxism may be a consequence of the masticatory neuromuscular system immaturity. the aim of this study was to assess the prevalence of bruxism and investigate the relationship between occlusal factors and bruxism among preschool children. materials and method...

Objective: The aim of the study was to compare emotion regulation among the authoritative, authoritarian and permissive parenting styles of mothers with preschool children.  Methods: The statistic community of this study was all the mothers in Tehran who had preschool children aged between 4 and 6 years. By convenient sampling, 8 kindergartens were selected, and the questionnaires were co...