41 Conceptualization and Measurement of Proactive Vitality Management TABLE 3 Means, SDs, AVEs, correlations and Cronbach’s alphas (between brackets on the diagonal) of the day-level variables in Study 3 (N = 246) M (SD) AVE 1 2 3 4 5 6 7 8 9 10 1. Proactive vitality management 5.22 (.95) .56 (.89) Convergent validity 2. JC: social resources 2.42 (.89) .62 .25** (.80) 3. Relaxation 4.04 (.77) .78 .24** .03 (.86) Discriminant validity 4. JC: hindering demands 2.44 (.86) .62 -.02 .27** -.15* (.80) 5. Psychological detachment 3.83 (.94) .83 .10 -.08 .58** .04 (.90) Criterion validity 6. Vigor 3.72 (.71) .71 .64** .13* .24** -.17* .13* (.92) 7. Fatigue 2.01 (.88) .75 -.48** .02 -.34** .20* -.19* -.66** (.92) 8. In-role work performance 4.09 (.60) .70 .50** .07 .22* -.17* .23** .48** -.27** (..79) 9. Creative work performance 2.92 (.84) .72 .40** .47** .04 .11 .01 .30** -.03 .18* (.90) 10. Cognitive performance (RAT) 4.15 (1.58) - .14* .09 .06 -.06 .03 .12 -.10 .08 .08 (.63) Note. PVM = proactive vitality management and JC = job crafting. N = 246 for Sample 3, with the exception of the RAT correlations (N = 227). * p < .05. ** p < .001. 2
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