From: Electrocardiographic pattern of apparently healthy African adolescent athletes in Nigeria
Sporting Characteristic | Frequency | Percentage (%) |
---|---|---|
Number of sporting disciplines participated in | ||
 1 | 101 | 56.1 |
 2 | 45 | 25.0 |
 3 | 21 | 11.7 |
 4 | 10 | 5.6 |
 5 | 3 | 1.7 |
Cadre of competitive participation | ||
 Intra-school and inter-school | 81 | 45.0 |
 Intra-school alone | 99 | 55.0 |
No of training days per week | ||
 < 3 | 65 | 36.1 |
 3–5 | 90 | 50.0 |
 > 5 | 25 | 13.9 |
Duration of regular training: no of hours per week | ||
 3 | 114 | 63.3 |
 > 3, <  5 | 55 | 30.6 |
 ≥ 5 | 3 | 1.7 |
 Unreported /unsure | 8 | 4.4 |