Assertion: attachment's child | /r/CapableOf | spend a lot of time
Facets:
value: with their mothers
type: TRANSITIVE-OBJECT
value: to the age of 13 months
type: TEMPORAL
Source sentences:
text: In 1990, a research team from New York revealed in a randomized study that children of lower class mothers who to the age of 13 months spent a lot of time in a child carrier on their mother's body showed significantly more frequently a secure attachment as defined by Ainsworth than the control group children, who spend more time in an infant seat.
text: In field studies in Uganda, Ainsworth has observed that sometimes even children who spend plenty of time with their mothers and who were breastfed on cue, developed signs of insecure attachment; she concluded that it is not the quantity of mother-child interaction that determines the attachment type, but the quality.