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. 2018 Nov 2;9:2097. doi: 10.3389/fpsyg.2018.02097

Table 3.

Summary of inter-correlations for cores on the main study variables.

1 2 3 4 5 6 7 8 9 10 11
1. Perceived stress
2. LTPA (MPA + VPA) 0.20∗∗
3. MPA –0.10   0.55∗∗∗
4. VPA –0.14   0.86∗∗∗   0.19∗∗
5. Overall PNS index 0.49∗∗∗   0.30∗∗∗   0.17∗∗   0.26∗∗∗
6. Autonomy –0.46∗∗∗   0.25∗∗∗   0.15   0.20∗∗   0.88∗∗∗
7. Competence –0.51∗∗∗   0.30∗∗∗   0.19∗∗   0.24∗∗∗   0.84∗∗∗   0.63∗∗∗
8. Relatedness –0.23∗∗∗   0.21∗∗∗   0.09   0.20∗∗∗   0.77∗∗∗   0.54∗∗∗   0.43∗∗∗
9. Overall SMBM index   0.56∗∗∗ 0.37∗∗∗ –0.20∗∗∗ –0.24∗∗∗ 0.51∗∗∗ –0.46∗∗∗ –0.55∗∗∗ –0.23∗∗∗
10. Physical exhaustion   0.54∗∗∗ –0.27∗∗∗ –0.17∗∗∗ –0.21∗∗∗ –0.50∗∗∗ –0.46∗∗∗ –0.54∗∗∗ –0.22∗∗∗   0.92∗∗∗
11. Cognitive weariness   0.50∗∗∗ –0.36∗∗∗ –0.16∗∗ –0.30∗∗∗ –0.49∗∗∗ –0.43∗∗∗ –0.52∗∗∗ –0.25∗∗∗   0.91∗∗∗   0.72∗∗∗
12. Emotional exhaustion   0.35∗∗∗ –0.27∗∗∗ –0.17∗∗ –0.21∗∗∗ –0.41∗∗∗ –0.35∗∗∗ –0.36∗∗∗ –0.30∗∗∗   0.71∗∗∗   0.51∗∗∗   0.62∗∗∗

LTPA, leisure-time physical activity; MPA, moderate physical activity; VPA, vigorous physical activity; PNS, psychological need satisfaction; SMBM, Shirom-Melamed Burnout Measure; correlations between overall indices are highlighted in bold. p < 0.05; ∗∗p < 0.01; ∗∗∗p < 0.001.