Table 1.
Characteristics of individuals from group A and B.
| Group A | Group B | Level of significance | |
|---|---|---|---|
| Number of participants | 40 | 40 | **P > 0.05 |
| Age (years) | |||
| Range | 17–29 | 17–29 | *P > 0.05 |
| Mean | 22.4 | 21.3 | |
| SD | 5.78 | 5.67 | |
| Operated knee | |||
| Right | 26 | 23 | **P > 0.05 |
| Left | 14 | 17 | |
| Height (cm) | |||
| Range | 171–193 | 170–186 | *P > 0.05 |
| Mean | 180.3 | 176.5 | |
| SD | 7.54 | 8.11 | |
| Weight (kg) | |||
| Range | 71–80 | 63–100 | *P > 0.05 |
| Mean | 73.8 | 70.9 | |
| SD | 5.76 | 7.12 | |
| BMI (kg/m2) | |||
| Range | 19.2–25.8 | 20.3–28.9 | *P > 0.05 |
| Mean | 22.4 | 23.4 | |
| SD | 4.22 | 3.03 | |
| Muscle strength (N) | |||
| Operated | 578.4–701.3 | 567.5–689.9 | **P > 0.05 |
| Range | 645.9 | 648.6 | |
| Mean | 34.6 | 38.6 | |
| SD | |||
| Nonoperated | |||
| Range | 821.4–879.8 | 831.5–889.7 | |
| Mean | 840.1 | 840.4 | |
| SD | 23.4 | 27.9 | |
| Duration of career (how long soccer players practice their discipline) in years | |||
| Range | 3.4–10.5 | 3.3–8.5 | *P > 0.05 |
| Mean | 5.4 | 4.8 | |
| SD | 2.46 | 1.89 |
*the t-test, **the χ 2-test.