Table 2.
Descriptives
| Males | Females | |||
|---|---|---|---|---|
| Mean | SD | Mean | SD | |
| Age | 17.0 | 1.1 | 17.2 | 1.1 |
| Ventricular arrhythmia (#PVCs) | 1.6 | 8.0 | 2.7 | 23.5 |
| None (N, (%)) | 183 (76) | 198 (79) | ||
| <10 (N, (%)) | 50 (21) | 44 (18) | ||
| >10 (N, (%)) | 7 (3) | 9 (4) | ||
| Resting heart rate (bpm)* | 72.4 | 11.3 | 75.7 | 11.1 |
| Maximal heart rate (bpm) | 195.5 | 9.7 | 194.4 | 8.9 |
| HRR60 (bpm)* | 25.4 | 7.8 | 22.1 | 7.2 |
| HRR180 (bpm)* | 58.6 | 10.5 | 53.4 | 10.5 |
| Resting RSA (ms) | 74.9 | 38.0 | 80.2 | 41.1 |
| RSA60 (ms)* | 8.2 | 2.1 | 7.0 | 1.9 |
| RSA300 (ms)* | 9.7 | 4.1 | 8.4 | 3.9 |
| EB (METs/week) * | 26.0 | 22.6 | 19.3 | 21.7 |
PVC premature ventricular contraction
* Significant difference between males and females