Table 2.
Screening results: ECG, 24-h Holter monitoring and CPET.
| Parameter | Athletes (n = 219) | |
|---|---|---|
| 12‑lead ECG | ||
| TWI, n (%) | 9 (4) | |
| 24-h ECG Holter monitoring (12 lead) | ||
| SVPCs, n (%) | 128 (58) | |
| SVPCs >500/h, n (%) | 3 (1.4) | |
| PVCs, n (%) | 89 (41) | |
| PVCs | <50/24 h, n (%) | 78 (36) |
| 50–500/24 h, n (%) | 6 (2.8) | |
| >500/24 h, n (%) | 5 (2.2) | |
| NSVT, n (%) | 3 (1.6) | |
| Cardiopulmonary test (CPET) | ||
| VA during CPET, n (%) | 23 (10.5) | |
| Uncommon VA, n (%) | 20 (9) | |
DPB: diastolic blood pressure; HR: heart rate; LBBB: Left anterior fascicular block; NSVT: non sustained ventricular tachycardia; PVC: premature ventricular contraction; RBBB: right bundle branch block; RER: respiratory exchange ratio; SBP max: maximal systolic blood pressure; SVPCs: supra-ventricular premature contraction; TWI: T wave inversion; VE max: maximal ventilation; VE/VCO2 slope: ventilatory efficiency slope VO2 max: maximal oxygen uptake.