“…As an example some studies found no difference in enrolment between single and multiparent families (Heinrichs et al, 2005), while others have found that single parents are less likely to engage (Gross et al, 2001). Other potential individual-level factors include parental motivation, personal experience of mental health problems, self-efficacy, and experience of stigma (Finan et al, 2018(Finan et al, , 2019McCurdy & Daro, 2001). Parental motivation has been found to affect parental initial engagement in preventive parenting programs (Mucka et al, 2017;Spoth & Redmond, 1995).…”