Common and uncommon ECG traits according to the ESC 2010 position statement,8 together with multivariate predictors of uncommon ECG findings in West-Asian, black and Caucasian male athletes
| West-Asian (n=800) | Black (n=300) | Caucasian (n=120) | West-Asian controls (n=135) | |
|---|---|---|---|---|
| Common and training-related ECG changes | 723 (90.4%)* | 279 (94.6%)† | 117 (97.6%)‡ | 105 (77.8%) |
| Uncommon and training-unrelated ECG changes | 63 (7.9%)* | 53 (18%)§ | 5 (5.8%) | 0 (0%) |
| Univariate | Multivariate¶ | |||
| RR (95% CI) | p Value | RR (95% CI) | p Value | |
| Black vs West-Asian | 2.56 (1.73 to 3.98) | <0.001 | 2.65 (1.69 to 4.16) | <0.001 |
| Black vs Caucasian | 3.54 (1.56 to 8.02) | 0.001 | 3.1 (1.34 to 7.16) | 0.008 |
| West-Asian vs Caucasian | 0.73 (0.32 to 1.62) | 0.432 | 0.86 (0.36 to 2.03) | 0.856 |
Values are expressed frequency and (%).
↵* West-Asian athletes vs West-Asian controls, p<0.05.
↵† Black athletes vs West-Asian athletes, p<0.05.
↵‡ Caucasian athletes vs West-Asian athletes, p<0.05.
↵§ Black athletes vs West-Asian and Caucasian athletes, p<0.05.
↵¶ Adjusted for age, height, body mass and body surface area.