Overall, the participants appeared to be broadly representative in terms of the child's medical diagnosis, age and gender and of parental age, education, and employment. (academic.oup.com)
Children born in high - risk environments (defined by low income, young parental age, single parents and low maternal education) face significant barriers to healthy development and learning. (childrenshomeandaid.org)
First, the researchers assessed parental age at birth, but did not inquire about who served as each participant's primary caretaker (s). (lehmiller.com)