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Table 6 Hierarchical regression results on employee task performance

From: Is transformational leadership always good for employee task performance? Examining curvilinear and moderated relationships

Variable Model 1 Model 2 Model 3 Model 4 Model 5
Step 1: Control variable
Age 0.052 0.002 0.034 0.031 0.039
Gender −0.115 −0.084 − 0.086 −0.085 − 0.065
Education 0.002 −0.011 −0.066 − 0.064 −0.037
 Seniority3 −0.624** −0.579** − 0.662** −0.660** − 0.640**
 Seniority4 0.613** 0.594** 0.612** 0.612** 0.595**
Step 2: Independent variable
TL   0.313** 0.094 0.102 0.018
Step 3: Quadratic term main effects
 Transformational leadership squared (TL2)    −0.279* −0.282* −0.286*
Step 4: Moderating variable
PP     0.014 −0.186
Step 5: Moderation effects
TL×PP      0.382**
TL2 × PP      0.495**
R2 0.144 0.240 0.268 0.268 0.316
 Change in F 4.426** 6.890** 6.795** 5.094** 5.880**
 Change in R2 0.144 0.096 0.028 0.000 0.048
  1. Notes. N=139; *p<0.05 **p<0.01(two-tailed)