Table 2

Descriptive statistics and instrument overview of variables of the study

VariableMin-Max
Value
MeanSDNumber of itemsAlpha valueInstrument nameResearch reference(Example) item
Leader characteristics
Age26–7147.436.901N/A  How old are you?
Health0–107.221.991N/A  How would you rate your overall health?
Experience in years0–103.702.281N/A  Number of years as school leader?
Emotional instability0–103.741.8340.64Mini-IPIPDonnellan et al. (2006) I am relaxed most of the time
Self-Efficacy0–107.351.40150.94Norwegian Principal Self-Efficacy Scale for Instructional LeadershipSkaalvik (2020) How certain are you that you can guide teachers about educational matters?
Interpersonal dynamics
Trust0–107.461.4490.87Principal Trust ScaleTschannen-Moran and Gareis (2004) I can trust my teachers even in difficult situations
Emotional Containing0–105.872.4820.86Gothenburg Manager Stress InventoryHåkansson et al. (2021) How often do you have to handle co-workers' frustrations?
Group dynamics0–103.302.0630.79Gothenburg Manager Stress InventoryHåkansson et al. (2021) How often do you face security and cohesion issues among employees?
Mentoring co-workers0–104.872.1920.84Gothenburg Manager Stress InventoryHåkansson et al. (2021) How often do you have to plan and structure employees’ work?
Situational context
Salary Satisfaction0–103.982.4950.90The Copenhagen Psychosocial QuestionnaireKristensen et al. (2005) I have a reasonable salary in relation to the burden and responsibility of my duties?
Resource deficit0–106.192.5930.83Gothenburg Manager Stress InventoryHåkansson et al. (2021) How often is your school under-resourced for workload peaks?
Organizational role demands0–105.282.3030.84Gothenburg Manager Stress InventoryHåkansson et al. (2021) How often is school development responsibility burdensome?
Support from superior0–107.702.6120.93The Copenhagen Psychosocial QuestionnaireKristensen et al. (2005) If you need, do you get support and help with your work from your immediate manager?
Dependent variable
Turnover Intention0–104.012.1260.86Turnover intention scaleBothma and Roodt (2013) How often have you considered leaving your job?

Note(s): The variable “Experience in years” includes assistant principal roles held prior to enrollment in the principal training program. While assistant principals are not required to attend the program, they may do so based on school organizers’ request. 75% of the participants reported 4 years or less of leadership experience (median: 3 years), with only 7.1% reporting 7–10 years of experience

Source(s): Author’s own work

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