Table 1. Results for basis peak. |
|
Aggregate Data (n = 87 340) |
Data above ECG HR >116bpm (n = 41 315) |
Data below ECG HR <117bpm (n = 46 025) |
Basis Peak Mean HR, bpm (±SD) |
115(28) |
137(20) |
94(15) |
ECG Mean HR, bpm (±SD) |
117(29) |
142(19) |
94(14) |
Mean Absolute Difference, bpm (±SD) |
6(10) |
7(12) |
5(7) |
Mean Absolute Difference, % (±SD) |
5.3 (8.3) |
5.3 (9.5) |
5.3 (7.0) |
Correlation (r) |
.92* |
.77 * |
.84 * |
Mean Bias, bpm (±SD) |
-3(11) [95% CI -3, -3] |
-5(13) [95% CI -5, -5] |
-1(8) [95% CI -1, -1] |
95% Limits of Agreement (Upper, Lower) |
19, -24 |
21, -31 |
15.6, -16.4 |
Standard Error of the Estimate (SEE) |
11 |
12 |
8 |
|
SD= standard deviation, ECG= electrocardiograph, HR= heart rate, CI= confidence interval, n= per second ECG and FB data pairs. |
|