Table 3.

SPIRIT schedule of enrolment, interventions, and assessments for SMART

	Enrolment	Allocation	Baseline	Intervention implementation	Endline
Timepoint	-t1		t0		t1
Enrolment:
Identification of study clusters	X
Cluster randomisation and allocation		X
Adolescent eligibility screen			X
Participant informed consent			X
Intervention:
SMART				X
Control				X
Assessments:
Warwick Edinburgh Mental Wellbeing Scale			X		X
Schwarzer Self-Efficacy Scale			X		X
Rosenberg Self-Esteem Scale			X		X
Adolescent Emotion Regulation Strategies Questionnaire			X		X
Multidimensional Scale of Perceived Social Support			X		X
Patient Health Questionnaire 9-item—modified for adolescents			X		X
Generalised Anxiety Disorder 7-item			X		X
Functional impairment tool			X		X