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Table 1 Descriptive statistics for the three samples, test of gender differences, and bivariate correlations between SMBM subscales and the overall SMBM index

From: Psychometric properties of the Shirom-Melamed Burnout Measure (SMBM) among adolescents: results from three cross-sectional studies

  M SD Range Skew Kurt ANOVA
Sample 1: High school students (N = 249)
 Descriptive statistics       F η2
  Physical exhaustion 3.64 1.21 1.00–6.67 0.15 −0.51 20.35*** .076
  Cognitive weariness 3.22 1.13 1.00–7.00 0.12 −0.15 9.58** .037
  Emotional exhaustion 2.34 1.57 1.00–6.67 1.04 1.24 0.34 .001
  Overall SMBM index 3.24 0.99 1.00–5.93 0.04 −0.34 14.68*** .056
 Bivariate correlations 1. 2. 3. 4.    
  1. Physical exhaustion       
  2. Cognitive weariness .68***      
  3. Emotional exhaustion .35*** .39***     
  4. Overall SMBM index .91*** .85*** .42***    
Sample 2: Vocational students (N = 144)
 Descriptive statistics       F η2
  Physical exhaustion 3.15 1.09 1.17–5.83 0.29 −0.56 1.43 .010
  Cognitive weariness 2.98 1.01 1.00–5.60 0.20 −0.73 0.04 .000
  Emotional exhaustion 2.40 1.13 1.00–7.00 0.95 1.16 3.61 .025
  Overall SMBM index 2.93 0.91 1.14–5.07 0.22 −0.78 1.05 .007
 Bivariate correlations 1. 2. 3. 4.    
  1. Physical exhaustion       
  2. Cognitive weariness .68***      
  3. Emotional exhaustion .48*** .52***     
  4. Overall SMBM index .91*** .88*** .72***    
Sample 3: Young elite athletes (N = 257)
 Descriptive statistics       F η2
  Physical exhaustion 3.55 1.13 1.33–6.67 0.30 −0.40 4.00* .015
  Cognitive weariness 3.35 1.08 1.00–7.00 0.43 0.34 5.18* .020
  Emotional exhaustion 2.80 1.16 1.00–6.67 0.53 0.01 0.19 .001
  Overall SMBM index 3.32 0.96 1.29–6.79 0.46 0.33 2.91 .011
 Bivariate correlations 1. 2. 3. 4.    
  1. Physical exhaustion       
  2. Cognitive weariness .65***      
  3. Emotional exhaustion .49*** .47***     
  4. Overall SMBM index .89*** .86*** .71***    
  1. Note. Skew = Skewness, Kurt = Kurtosis
  2. *p < .05. **p < .01. ***p < .001