Table 1.
Body Size Variables, Blood Pressures, and Electrocardiographic Parameters of the Bodybuilders and Controls
| Group A (n = 90) | Group B (n = 86) | Group C (n = 79) | P value | |||
|---|---|---|---|---|---|---|
| A versus B | A versus C | B versus C | ||||
| Age (years) | 31.4 ± 5 | 32.1 ± 4.6 | 33 ± 6 | 0.71 | 0.83 | 0.64 |
| Height (cm) | 178 ± 5 | 175 ± 8 | 179 ± 6 | 0.41 | 0.96 | 0.57 |
| Weight (kg) | 76 ± 9 | 79 ± 8 | 96 ± 8 | 0.53 | 0.001 | 0.003 |
| Body surface area (m2) | 1.93 ± 0.11 | 1.98 ± 0.14 | 2.19 ± 0.16 | 0.69 | 0.021 | 0.035 |
| Heart rate (bpm) | 78 ± 10.3 | 69 ± 8.5 | 68 ± 8.9 | 0.07 | 0.073 | 0.59 |
| Systolic blood pressure (mmHg) | 130 ± 10 | 132 ± 11 | 135 ± 11 | 0.59 | 0.23 | 0.25 |
| Diastolic Blood pressure (mmHg) | 80 ± 8 | 78 ± 12 | 82 ± 10 | 0.35 | 0.27 | 0.39 |
| QTc interval (ms) | 418 ± 23.6 | 422 ± 24.5 | 367 ± 17.1 | 0.61 | 0.001 | 0.001 |
Group A = sedentary men; Group B = drug‐free bodybuilders; Group C = drug user bodybuilders.