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Table 3 Means, Standard Deviations, Internal Consistencies, and Zero-Order Correlations

From: Boundarylessness and sleep quality among virtual team members – a pilot study from Germany

Variable

M

SD

Range

Min

Max

1

2

3

4

5

1. Boundarylessness

2.870

.966

1–5

1.000

5.000

(.866)

    

2. Virtuality

3.541

.524

1–5

2.625

4.875

.351*

(.561a / .731b)

   

3. Psychological detachment

3.011

.823

1–5

1.000

4.500

−.395**

−.215

(.844)

  

4. Perceived stress

2.490

.559

1–5

1.700

3.800

.092

.237

−.241

(.843)

 

5. Sleep quality

3.766

.706

1–5

2.000

5.000

.018

−.279

.282

−.367*

(.815)

  1. Note. N = 46. One-tailed Spearman Correlation Coefficients were used. * p < .05. ** p < .01. Cronbach’s alphas are listed in parentheses on the diagonal. aInternal consistency for self-developed virtuality scale. bInternal consistency for virtuality scale after removing items on digital media usage