Table 3.
Absolute Percent Error (APE) for heart rate.
| APE% ±SE | Range APE % Min-Max | Percent of monitors that under-estimated (%)a | Percent of monitors that over-estimated (%)a | |
|---|---|---|---|---|
| Supine | ||||
| Right Hand | 5.5 ±1.9 | 0.5–14.6 | 53 | 64 |
| Left Hand | 4.7 ±0.83 | 1.0–9.1 | 31 | 69 |
| Sitting | ||||
| Right Hand | 10.8 ±5.8 | 0–35 | 46 | 53 |
| Left Hand | 10.0±4.5 | 0–10 | 39 | 62 |
| Bike (0.5kpm) | ||||
| Right Hand | 16.8 ±3.5 | 2.2–41.7 | 92 | 8 |
| Left Hand | 14.2±2.6 | 2.3–30.0 | 77 | 23 |
| Bike (1.0 kpm) | ||||
| Right Hand | 21.9 ±4.8 | 0.3–44.4 | 85 | 15 |
| Left Hand | 17.4 ±3.1 | 3.6–33.1 | 92 | 8 |
| Bike (1.5 kpm) | ||||
| Right Hand | 32.2 ±5.2 | 0.5–55.0 | 92 | 8 |
| Left Hand | 27.3 ±3.8 | 4.2–44.5 | 92 | 8 |
| Bike (2.0 kpm) | ||||
| Right Hand | 38.1 ±4.8 | 1.4–59.9 | 82 | 18 |
| Left Hand | 37.4 ±5.3 | 0.4–57.1 | 85 | 15 |
| Stairs walking | ||||
| Right Hand | 8.0 ±5.6 | 0.7–23.6 | 29 | 71 |
| Left Hand | 7.8 ±6.4 | 0.7–18.4 | 25 | 75 |
Note.
a
Percent of monitors that under or over-estimated represents the number of monitors that under and over underestimated compared to ECG within each activity type.