Table 3 Spearman correlations between occupational sitting, physical activity levels, education, job grade, work engagement, job demands and performance

1. Occupational sitting time (mean total minutes over five days)

362.44 (385.73)

112.54 (98.91)

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2. Physical activity (no. of days over 7 days)

2.83 (2.41)

2.10 (1.97)

-.10* (-.07*)

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3. Education level

3.68 (3.42)

1.05 (1.18)

03 (.04)

.03 (.04*)

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4. Job grade

4.32 (4.67)

1.36 (1.27)

-.05* (-.08*)

.01 (.01)

-.45* (.46**)

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5. Vigor (work engagement)

2.72 (2.69)

1.06 (1.04)

-.16** (-.07*)

.11* (.13**)

.12* (.07*)

-.20** (.14**)

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6. Dedication (work engagement)

3.23 (3.35)

1.19 (1.27)

-.12* (.05*)

.03 .06*)

.15** (.13**)

-.23** (.17**)

.74** (.68**)

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7. Absorption (work engagement)

3.45 (3.61)

0.63 (0.73)

-.08* (.07*)

-.01 (.02)

.15** (.13**)

-.17* (.18**)

.52** (.48**)

.62** (.64**)

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8. Job Demands

3.47 (3.53)

0.66 (0.72)

.01 (-.04)

.07* (.01)

-.16** (.19**)

-.05* (.32**)

.01 (.02)

-.05* (-.07*)

-.17** (-.17**)

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9. Job Control

3.59 (3.56)

0.63 (0.66)

.01 (.02)

.08* (.03)

.09* (.10*)

.14** (.17**)

.30** (.29**)

.33** (.32**)

.21** (.20**)

.28** (.31**)

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10. Job performance

5.39 (5.62)

1.07 (1.07)

-.11* (-.04)

.03 (.02)

-.03 (.09*)

.03 (.07*)

.32** (.27**)

.35** (.31**)

.24** (26**)

-.05* (-.07*)

14.**(.10*)

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