Table 2 Measurement variables, method of data collection, data source, and time points

 Fidelity to the guideline

Electronic checklist

School management

Baseline, 12- and 24-month follow-ups

Web survey based on previous study [9]

School personnel

Baseline, 12- and 24-month follow-ups

 Demographics: gender, age, education, occupation, work experience, years at workplace, frequency of overtime

Web survey

School management, school personnel

Baseline, 12- and 24-month follow-ups

 Knowledge

Web survey including DIBQ items [39]

Participants exposed to the implementation strategies

During the educational meeting, directly after workshops 2 and 5, and at a 12-month follow-up.

 Skills

Web survey including DIBQ items [39]

Participants exposed to the implementation strategies

During the educational meeting, directly after workshops 2 and 5, and at a 12-month follow-up

 Social/professional role and identity

Web survey including DIBQ items [39]

Participants exposed to the implementation strategies

During the educational meeting, directly after workshops 2 and 5, and at a 12-month follow-up

 Beliefs about capabilities

Web survey including DIBQ items [39]

Participants exposed to the implementation strategies

During the educational meeting, directly after workshops 2 and 5, and at a 12-month follow-up

 Beliefs about consequences

Web survey including DIBQ items [39]

Participants exposed to the implementation strategies

During the educational meeting, directly after workshops 2 and 5, and at a 12-month follow-up

 Intentions

Web survey including DIBQ items [39]

Participants exposed to the implementation strategies

During the educational meeting, directly after workshops 2 and 5, and at a 12-month follow-up

 Goals

Web survey including DIBQ items [39]

Participants exposed to the implementation strategies

During the educational meeting, directly after workshops 2 and 5, and at a 12-month follow-up

 Environmental context and resources

Web survey including DIBQ items [39]

Participants exposed to the implementation strategies

Directly after workshops 2 and 5, and at a 12-month follow-up

 Social influences

Web-survey including DIBQ items [39]

Participants exposed to the implementation strategies

Directly after workshops 2 and 5, and at a 12-month follow-up

 Behavioral regulation

Web survey including DIBQ items [39]

Participants exposed to the implementation strategies

Directly after workshops 2 and 5, and at a 12-month follow-up

 Readiness to implement

Leader Readiness to Implement Tool (LRIT) items (Cook et al., submitted)

School management

Before the educational meeting, during workshop 5

Staff Readiness to Implement Tool (LRIT) items (Cook et al., submitted)

Implementation team members

Before the educational meeting, during workshop 5

 Penetration

Participation list

Research team

During the educational meeting and workshops

 Fidelity

Observation, meeting notes, work documents

Research team

Continuously

 Implementation process

Semi-structured interviews

Principals and members of the implementation team

12- and 24-month follow-ups

 Context

Follow-up phone call

Principals

6 months after the educational meeting

 Demographics: gender, age, education, occupation, work-experience, years at workplace, frequency of overtime

Web survey

School management, school personnel

Baseline, 12- and 24-month follow-ups

 Health outcomes: general health and self-perceived stress

Web survey [40,41,42]

School management, school personnel

Baseline, 12- and 24-month follow-ups

 Psychosocial safety climate

Web survey [43]

School management, school personnel

Baseline, 12- and 24-month follow-ups