Final answer:
Maternal depression is associated with a higher risk of maltreatment in single mothers, according to research. Studies have shown a link between maternal depression and adverse outcomes in child development and parenting practices.
Step-by-step explanation:
Maternal depression has been found to be associated with a higher risk of maltreatment in single mothers. Several studies have shown a link between maternal depression and adverse outcomes in child development and parenting practices. For example, a meta-analysis by Nanni et al. (2012) found that childhood maltreatment predicted an unfavorable course of illness and treatment outcome in depression. Additionally, a review by Fields (2010) highlighted the effects of postpartum depression on early interactions, parenting, and safety practices.