Parental self-efficacy and comforting behaviour of the firstborn children in different situations: the mediating role of sibling relationships

Parents and siblings play a vital role in promoting and inhibiting the development of comforting behaviour – a typical prosocial behaviour. This study aims to explore the dual mediating model of positive and negative sibling relationships between parental self-efficacy (PSE) and firstborn children’s comforting behaviours. We enrolled 163 firstborn children aged 4–6 years. The firstborn children scored significantly higher in comforting behaviour...