Growing up with multiple siblings might negatively affect language development. This study examined the associations between birth order, sibling characteristics and parent-reported vocabulary size in 6163 Norwegian 8- to 36-month-old children (51.4% female). Results confirmed that birth order was negatively associated with vocabulary, yet…

Adult siblings without disabilities play important roles in relation to their brothers and sisters with intellectual disabilities. This study reviewed knowledge about adult sibling relationships in Chinese societies, where one sibling has intellectual disability. Five English and two Chinese databases were searched for publications published up to…

This study has been conducted to examine the relationship levels of fathers who have 6- to 12-month-old babies with their fathers, and their attachment status with their babies. The sample group consisted of 313 fathers. Fatherhood Scale and Father-Infant Attachment Scale have been applied to the fathers who participated in our study,…

Purpose: Research on early language development has primarily used two categories to group at-risk children, differing by the age at which risk is identified. Late talkers are toddlers with late onset of language development, some of whom may catch up with peers. Developmental language disorder is used to refer to children above the age of 4…

The present study examines the link between children's number of older siblings and their cognitive development, as measured by executive function (EFs) skills and verbal skills (VIQ) in a sample of 1,302 4-year-old children (54% boys) living in rural Pakistan. Specifically, we investigate whether the links between the number of older siblings and…

This meta-analysis examined the association of birth order and divergent thinking (DT). The main purpose was to examine how ordinal position (only, first, middle, or last-born) is related to creativity. The results from 27 studies (k= 222; N = 4,690) were analyzed using a multilevel approach. Because some previous studies compared first- vs.…

Background: The increased life expectancy of people with Down syndrome puts pressure on parents, who are usually the main caregivers but who find caring more difficult as they get older. The quality of the support provided by brothers and sisters depends on the intra-family relationships they build when growing up. Methods: 121 adult siblings of…

The number of older siblings a child has is negatively correlated with the child's verbal skills, an effect that is well known in the literature. However, few studies have examined the effect of older siblings' sex, of the age gap between siblings, of having foreign-speaking parents, as well as the mediating role of parental interaction. Using…

The study aimed to determine science lesson-focused responsibility levels of primary school students in terms of various demographic variables. This study used a quantitative research methodology and a descriptive survey model, one of the general survey models. The research was conducted in three central districts in Kayseri province, Türkiye, in…

The relationship between parents and children is important for realizing developmental tasks, intra-family, and peer relationships. Self-concept and self-esteem are closely related to a person's personality and identity. This study examined the relationship between 5th grade primary school students' secure attachment to their mothers and their…

The protective role of mattering on suicide ideation among university students was examined. Our study is grounded in the Interpersonal-Psychological Theory of Suicide, which led to a hypothesis that between depression levels and state self-esteem has significant serial multiple mediating effects on the relationship between mattering and suicide…

This paper examines the effect of birth order on educational attainment in Lesotho. Using family fixed effects models, I find robust negative birth order effects on educational attainment. These results are in sharp contrast with the evidence from many developing countries, but are consistent with that from developed countries. Further, these…

Emerging adulthood is a time filled with instability, but disclosure within close egalitarian relationships such as siblings, friends, and romantic partners can help when coping with stress. The present study examines patterns of disclosure across these relationships, as well as specific associations between relationships with siblings and peers.…

We compared language comprehension and production across the second year of life in children of clinically depressed mothers who later remitted with children of nondepressed mothers. Altogether, 157 mother-child dyads participated: 46 with mothers diagnosed at infant age 5 months as having major, minor, or other depressive disorders who fully…

To determine the status of sibling relations among first-born children aged 4-6 years and the influence of parenting style on sibling relationships among rural children, the Sibling Relationship Questionnaire and Parenting Style Questionnaire were used to survey 373 parents of children with sibling relationships who were between 4 and 6 years old…