Table 3.
Distribution of heart rate and activity metrics obtained from the Fitbit during completion of the cognitive tasks.
| Distribution of metrics | N | Minimum | Maximum | Mean (SD) | |||||
| Heart rate metrics during PVTa and ADDb tasks |
|
|
|
|
|||||
|
|
Current heart rate (bpm) | 1596 | 45.0 | 131.0 | 79.95 (13.81) | ||||
|
|
Resting heart rate (bpm) | 1596 | 47.0 | 88.0 | 66.99 (9.14) | ||||
| Activity metrics during PVT and ADD tasks |
|
|
|
|
|||||
|
|
Calories burnt | 1596 | 0.77 | 9.12 | 1.48 (0.91) | ||||
|
|
Distance traveled (km) | 1596 | 0.0 | 0.08 | 0.0 (0.01) | ||||
|
|
Number of steps walked | 1596 | 0 | 112 | 2.35 (10.58) | ||||
aPVT: Psychomotor Vigilance Test.
bADD: Addition Test.