From: Electrocardiographic pattern of apparently healthy African adolescent athletes in Nigeria
Variables | No of abnormal ECGs | Total | |
---|---|---|---|
Athletes (N = 180) | Non-Athletes (N = 180) | ||
Gender | |||
 Male | 59 (67.8) | 45 (70.3) | 104 |
 Female | 28 (32.2) | 19 (29.7) | 47 |
 Total | 87 (100.0) | 64 (100.0) | 151 |
 Test Statistic | χ2 = 4.286, p = 0.038 | χ2 = 4.401, p = 0.036 |  |
Age groups | |||
 10–12 | 16 (18.4) | 30 (46.9) | 46 |
 13–15 | 39 (44.8) | 29 (45.3) | 68 |
 16–18 | 32 (36.8) | 5 (7.8) | 37 |
 Total | 87 (100.0) | 64 (100.0) | 151 |
 Test Statistic | χ2 = 2.379, p = 0.304 | χ2 = 1.982, p = 0.371 |  |
BMI | |||
 Underweight | 23 (26.4) | 23 (35.9) | 46 |
 Normal | 57 (65.5) | 32 (50.0) | 89 |
 Overweight | 6 (6.9) | 6 (9.4) | 12 |
 Obesity | 1 (1.2) | 3 (4.7) | 4 |
 Total | 87 (100.0) | 64 (100.0) | 151 |
 Test Statistic | χ2 = 2.715, p = 0.438 | χ2 = 0.957, p = 0.853 |  |