Table 1.

Data collected from parent/caregivers in the SEARCH baseline questionnaire, relating to their children and themselves.

	0-3 year old questionnaire	4-17 year old questionnaire	Parent/caregiver questionnaire
Demographic and social factors	Date of birth Relationship to parent/caregiver Duration of care Maternal substance use in pregnancy Childcare and preschool attendance	Date of birth Relationship to parent/caregiver Duration of care Maternal substance use in pregnancy Childcare and preschool attendance School attendance	Date of birth Aboriginality Education Income Forced separation or relocation of children Contact with the law Recent stressful life events
Lifestyle factors	Duration of breastfeeding Other dietary information	Duration of breastfeeding Other dietary information Physical activity	Physical activity Smoking Alcohol use Gambling
General health and wellbeing	Disease history Otitis media and hearing Injury	Disease history Otitis media and hearing Injury Oral health Mental health1 Speech and language	Disease history Mental health2 Resilience Wellbeing3
Health service use	Health service utilisation	Health service utilisation	Health service utilization Proximity to services
Environment			Housing quality Social capital Neighbourhood safety Walkability

¹ The Strengths and Difficulties Questionnaire: Scores range from 0-40, scores ≥ 17 are generally considered abnormal

² The Kessler 10 Psychological Distress Scale: Scores range from 10-50, scores ≥ 22 indicate high levels of distress

³ The Personal Wellbeing Index: Scaled scores range from 0-100, the normative range for Australia is 73.4-76.4