Table 3 Reproducibility of the HR (bmin) variable during simultaneous wearing of two devices
Variable
Velocity
Data
Device A M (SD)
Device B M (SD)
Change in Mean
95% CL
CV
ICC
HR (b·min-1)
All velocities
All
140.4 (33.3)
143.7 (34.0)
3.32
2.94 to 3.71
7.6
.91*
Clean
140.7 (33.4)
141.0 (33.4)
.39
.22 to .56
2.9
.98*
4-6 km·h-1
All
97.9 (15.4)
97.7 (15.5)
-.29
-.40 to -.18
1.6
.99*
Clean
-
-
-
-
-
-
8-10.5 km·h-1
All
150.7 (22.7)
155.2 (23.0)
4.54
4.06 to 5.01
6.8
.82*
Clean
151.7 (22.4)
152.8 (22.2)
1.14
.88 to 1.39
3.4
.95*
11 km·h-1
All
172.1 (22.9)
174.8 (14.4)
2.63
1.20 to 4.05
14.4
.51*
Clean
174.6 (13.2)
173.4 (12.9)
-1.29
-1.74 to -.84
2.6
.99*
Tabular report of reliability statistics: Descriptive statistics, Standard Deviation (SD), Change in mean, 95% Confidence Limits (CL), Coefficient of Variation (CV) and Intra Class Coefficient (ICC)