Cardiovascular screening components used by responding countries participating in the Rio 2016 Olympic Games
| Component | All athletes, n (%) | Most athletes, n (%) | Some athletes, n (%) | Few athletes, n (%) | No athletes, n (%) |
| Personal history | 75 (79.8) | 6 (6.4) | 7 (7.4) | 5 (5.3) | 1 (1.1) |
| Family history | 68 (72.3) | 12 (12.8) | 11 (11.7) | 3 (3.2) | 0 |
| Physical examination | 71 (75.5) | 11 (11.7) | 9 (9.6) | 3 (3.2) | 0 |
| ECG | 56 (59.6) | 14 (14.9) | 7 (7.4) | 8 (8.5) | 9 (9.6) |
| Echo | 23 (24.5) | 7 (7.4) | 25 (26.6) | 22 (23.4) | 17 (18.1) |
| Stress test | 22 (23.4) | 7 (7.4) | 19 (20.2) | 30 (31.9) | 16 (17.0) |
| PHx, FHx, PE | 66 (70.2) | 9 (9.6) | 13 (13.8) | 5 (5.3) | 1 (1.1) |
| PHx, FHx, PE, ECG | 49 (52.1) | 13 (13.8) | 13 (13.8) | 10 (10.6) | 9 (9.6) |
| PHx, FHx, PE, ECG, Echo | 21 (22.3) | 7 (7.4) | 25 (26.6) | 23 (24.5) | 18 (19.1) |
| PHx, FHx, PE, ECG, Echo, stress test | 17 (18.1) | 6 (6.4) | 18 (19.1) | 32 (34.0) | 21 (22.3) |
Echo, echocardiogram.; FHx, family history; PE, physical examination; PHE, periodic health evaluation; PHx, personal history.