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Table 3 Criterion validity for measuring occupational sitting and standing time compared to the activPAL

From: Validity and responsiveness of four measures of occupational sitting and standing

 

6 weeks pre intervention (T0)

2 weeks pre intervention (T1)

3 weeks after introduction sit-stand workstation (T2)

Outcome

N

Spearman r

N

Spearman r

N

Spearman r

Occupational sitting timea

      

 OSPAQ (min/workday)

31

0.37

38

0.48

38

0.35

 WSQ (min/workday)

31

0.25

36

0.29

36

0.30

 ActiGraph 'sedentary time' (min/workday)

34

0.77

39

0.69

38

0.19

Occupational standing timea

      

 OSPAQ (min/workday)

32

0.20

39

0.16

38

0.68

 ActiGraph light-intensity activity (min/workday)

34

0.25

39

0.63

38

0.32

  1. aactivPAL (min/workday) - reference measurement instrument | bold = significant p < 0.05