Table 1. Mean (±standard deviation) values of baseline demographic characteristics and neuromuscular performance values for each group.
| Variables | 
30 Hz (n = 20) | 
50 Hz (n = 20) | 
| Age (yrs) | 
22.7 (2.6) | 
23.2 (3.0) | 
| Height (m) | 
1.62 (.06) | 
1.65 (.07) | 
| BMI (kg·m-2) | 
22.7 (2.5) | 
23.5 (2.7) | 
BMI: Body Mass Index; Hz: Hertz.