Table 1.
Descriptive Characteristics | Users N = 24 |
Non-Users N = 25 |
p-Value |
---|---|---|---|
Gender, N males (%) | 19 (79%) | 16 (64%) | 0.24 |
Age, mean (SD) years | 40.46 (7.04) | 43.80 (6.81) | 0.10 |
BMI, mean (SD) kg/m2 | 23.88 (3.19) | 23.78 (3.88) | 0.92 |
Education with PhD degree, N(%) | 11 (46%) | 13 (52%) | 0.67 |
Work experience, mean (SD) years | 10.42 (5.75) | 13.16 (8.17) | 0.18 |
Work time, mean hours (SD) / week | 38.00 (4.98) | 38.74 (3.98) | 0.58 |
Transportation to work by car, N (%) | 8 (33%) | 9 (36%) | 0.85 |
Based at workstation > 6 h per workday 1, N (%) | 18 (75%) | 24 (96%) | 0.05 * |
Self-reported standing episodes at own workstation | |||
Frequency 2 per day, mean (SD) | 2.63 (1.30) | - | |
1−2 times per day, N (%) | 13 (54%) | - | |
3−4 times per day, N (%) | 9 (38%) | - | |
5 times of more per day, N (%) | 2 (8%) | - | |
Duration 2 per episode, mean (SD) hour | 0.94 (0.54) | - | |
<15 min, N (%) | - | - | |
15–30 min, N (%) | 5 (21%) | - | |
30–60 min, N (%) | 13 (54%) | - | |
60–90 min, N (%) | 4 (17%) | - | |
90 min or longer, N (%) | 2 (8%) | - |
* statistically significant difference (p < 0.05); 1 Because of low numbers, Fisher’s Exact test instead of a chi-square test was performed; 2 Frequency and duration were averaged per workday and over total number of workdays.