The phrase "attachment behavioural" is not correct in standard written English.
It seems to be a misspelling or misphrasing of "attachment behavior," which refers to the actions and responses associated with forming emotional bonds.
Example: "The study focused on the attachment behavior of infants towards their caregivers."
Alternatives: "attachment behavior" or "attachment actions."
The attachment behavioural system serves to achieve or maintain proximity to the attachment figure.
"Alarm" is the term used for activation of the attachment behavioural system caused by fear of danger.
The set-goal of the attachment behavioural system is to maintain the accessibility and availability of the attachment figure.
By middle childhood, the goal of the attachment behavioural system has changed from proximity to the attachment figure to availability.
According to Bowlby, proximity-seeking to the attachment figure in the face of threat is the "set-goal" of the attachment behavioural system.
Postnatal depression has been associated with a range of adverse child outcomes including attachment, behavioural and emotional disturbances and there is also some evidence for poorer cognitive outcomes.
Institutionalisation creates an increased likelihood of reactive attachment disorders, behavioural issues, reduced intellectual capability and poor physical health.
Deficits in early interactions and cognitive functioning, insecure infant attachment and behavioural disturbances have been associated with postpartum depression.
3 9–11 13 Fatigue and emotional burnout associated with depression may lead to poor mother child interaction in early infancy and consequently to insecure infant attachment and behavioural problems.
Children tend to be more likely to develop reactive attachment disorders, developmental delays, behavioural issues, poor physical health and reduced intellectual capability compared to those living at home.
(A comparable social fracturing has been observed in humans: consider the children rescued from Romanian orphanages in the early 1990s, who after being almost entirely deprived of close social contact since birth grew up with serious behavioural and attachment issues).
