“…The primary outcome of change in depression symptoms will be assessed using the Patient Health Questionnaire (PHQ-9) [ 57 ]. Secondary outcomes include changes in anxiety symptoms , assessed using the Generalized Anxiety Disorder 7-Item Scale (GAD-7) [ 59 ], family relationship quality , assessed with the Parental Assistance with Child Emotion Regulation (PACER) [ 61 ], the Social Support Effectiveness Questionnaire (SSEQ) [ 64 ], and the Couple Satisfaction Index (CSI) [ 65 ], parenting , assessed using the Parenting Stress Index (PSI) [ 60 ], the Parenting Scale [ 62 ], and the Parenting Young Children (PARYC) measure [ 63 ], and maternal functioning assessed using a variety of validated self-report questionnaires for mental health symptoms, including the Patient-Reported Outcomes Measurement Information System (PROMIS) Anger Subscale [ 66 ], the Self-Compassion Scale Short-Form [ 67 ], the PROMIS Sleep Disturbance Scale [ 69 ], the Depression Symptom Index Suicidality Subscale [ 70 ], the Single Item Self-Esteem Scale [ 68 ], the Alcohol Use Disorder Identification Test (AUDIT) [ 71 ], and the Cannabis Use Disorder Identification Test – Revised (CUDIT-R) [ 72 ]. There will also be additional measures of suicidality and self-harm, depression persistence, recent stressful experiences, mental health medication and service use, and an additional measure of substance use, which have been developed for the BEAM project.…”