“Together at school” - a school-based intervention program to promote socio-emotional skills and mental health in children: study protocol for a cluster randomized controlled trial

Table 1 Data collection and intervention program timeline

	Baseline period (T₀)									Post-intervention period (T₁)							Post (T₂)
	2013									2014							2015
	Mar	Apr	May	June-July	Aug	Sept	Oct	Nov	Dec	Jan	Feb	Mar	Apr	May	June-July	Spet-Dec	Mar-June
Measuring points and informants
	Teacher Principal	Teacher					Child_S	Child_T	Parent Dosage		Principal Teacher	Child_T	Child_S	Parent		Dosage	ALL
Intervention schools
Teachers with children					Training and school visit: Circle Time, Home-School Cooperation
							Training and school visit: Do It by Myself, We Talk Moment
										Training and school visit: Do It Together
Principals with staff	Training and school visit: Planning, placing and organizing Together at School procedures
						Training and school visit: Staff Meeting
								Training and school visit: Service Station
											Training and school visit: Toolkit Session
Control schools
Principals and teachers								Lecture 1				Lecture 2

Note. Teacher/Principal = Questionnaires about teaching and school environment, Child_S = Children’s computer based assessment, Child_T = Teacher assessment of children’s socio-emotional skills and academic skills, Parent = Questionnaires for parents about their children’s socio-emotional skills and home-school collaboration, Dosage = Intervention protocols for teachers and principals specifying the amount and content for the intervention methods and tools used, ALL = includes all measurements (i.e., Teacher, Principal, Child_S, Child_T, Parent, and Dosage).

ISSN: 1471-2458