Table 1 Time spent in physical activity and the correlation with useful field of view
|  | Mean ± SD | Correlation coefficient | p value |
|---|---|---|---|
Wear time (min) | 980.2 ± 159.5 | 0.207 | > 0.1 |
Physical activity level | 1.69 ± 0.18 | −0.112 | > 0.1 |
Sedentary behavior (SB) | Â | Â | Â |
 Total SB (min) | 625.8 ± 133.7 | 0.330 | > 0.1 |
Light physical activity (LPA) | Â | Â | Â |
 Non-locomotive LPA (min) | 206.1 ± 59.5 | 0.018 | > 0.1 |
 Locomotive LPA (min) | 57.9 ± 26.2 | −0.237 | > 0.1 |
 Total LPA (min) | 264.0 ± 71.2 | −0.072 | > 0.1 |
Moderate physical activity (MPA) | Â | Â | Â |
 Non-locomotive MPA (min) | 48.0 ± 23.2 | −0.289 | > 0.1 |
 Locomotive MPA (min) | 41.2 ± 30.0 | 0.037 | > 0.1 |
 Total MPA (min) | 89.2 ± 41.1 | −0.135 | > 0.1 |
Vigorous physical activity (VPA) | Â | Â | Â |
 Non-locomotive VPA (min) | 0.64 ± 0.36 | −0.258 | > 0.1 |
 Locomotive VPA (min) | 0.49 ± 0.93 |  |  |
 log (locomotive VPA + 0.01) |  | −0.308 | > 0.1 |
 Total VPA (min) | 1.13 ± 1.07 | −0.367 | 0.071 |
Total non-locomotive time (min) | 254.8 ± 74.8 | −0.077 | > 0.1 |
Total locomotive time (min) | 99.6 ± 52.0 | −0.104 | > 0.1 |
Breaks in sedentary behavior | 382.1 ± 84.9 | 0.075 | > 0.1 |
Step | Â | Â | Â |
 Step counts (number) | 7638 ± 4420 | 0.050 | > 0.1 |
 Step rate (number/min) | 75.3 ± 12.3 | 0.334 | > 0.1 |