Table 3.
Activity-specific results for Basis Peak and Fitbit Charge HR.
Aggregate
Rest
Low
Cycle
Intense
Cycle
Walk
Jog
Run
Arm
Raises
Lunges
Plank
Basis Peak
Correlation (r)
.92
*
.96
*
.90
*
.84
*
.94
*
.94
*
.94
*
.88
*
.88
*
.78
*
Mean Bias
-2.53
-.20
-.52
-7.42
-.44
-1.79
-2.20
-4.95
-4.63
-4.69
SE
11.07
6.04
8.79
16.25
8.16
9.63
10.38
10.13
9.40
14.46
Fitbit Charge HR
Correlation (r)
.83
*
.83
*
.55
*
.66
*
.94
*
.94
*
.95
*
.63
*
.28
*
.26
*
Mean Bias
-8.79
-3.73
-12.67
-14.20
-4.85
-3.36
-3.98
-20.55
-20.99
-12.10
SE
15.79
10.66
14.90
23.40
8.59
7.71
10.33
12.65
20.11
15.48
Standard error (SE). Aggregate (n = 87 340); Rest (n = 6 776); Low Cycle (n = 14 155); Intense Cycle (n = 14 297); Walk (n = 16 039); Jog (n = 12 497); Run (n = 12 996) ; Arm Raises (n = 4 146); Lunges (n = 3 811); Plank (n = 1 623).
* p < 0.05