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Table 1 Questionnaire scales for the Sources of Strength trial

From: The Sources of Strength Australia Project: study protocol for a cluster randomised controlled trial

  Pre-intervention Post-intervention 6-month follow-up 18-month follow-up No. of items
 Demographics 6
Help-seeking Measures
 Adapted GHSQ 11
 Adapted AHSQ 12
 Help-seeking from adults 4
 Help-seeking from adults at school 4
 Reject codes of silence 4
 Adult help for suicidal youth 4
 Trusted adults at school 4
 Referral of distressed peers 5
Positive coping
 SoS coping 8
 Social support 15
 Mastery 7
 YRBS   4
Suicide risk models
 INQ 15
 Entrapment 4
Risk and protective factors
 Self-harm 3
 SOSS 16
 LOSS     12
 DQ5 5
 MDI 13
 Bullying 3
 Peer integration at school 4
 School identification     2
 SURPS-23     23
Social network variables
 No. of friends 3
 No. of trusted adults 2
 Naming trusted adults 9
 Naming close friends 21
Intervention engagement
 Intervention reacha     11
 Fidelity questionsb     6
  1. ACCS Acquired Capability for Suicide Scale, AHSQ Actual Help-Seeking Questionnaire, DQ5 Distress Questionnaire-5, GHSQ General Help-Seeking Questionnaire, INQ Interpersonal Needs Questionnaire, LOSS Literacy of Suicide Scale, MDI Major Depression Inventory, RTSHIA (RT) Risk Taking and Self-Harm Inventory for Adolescents – Risk-Taking Scale, SCARED-GAD Screen for Child Anxiety Related Emotional Disorders, SIDAS Suicidal Ideation Attributes Scale, SOSS Stigma of Suicide Scale, SoS Sources of Strength, SURPS-23 Substance Use Risk Profile Scale, SWEMWBS The Short Warwick-Edinburgh Mental Well-being Scale, YRBS Youth Risk Behaviour Survey
  2. aOnly students in intervention schools respond to these questions
  3. bOnly peer leaders in intervention schools respond to these questions