Table 1 Three-dimensional joint kinematics (mean ± SD) for single-leg squat performances (i.e. pre-fatigue) for men and women (n = 60)
From: Effect of sex and fatigue on single leg squat kinematics in healthy young adults
Kinematic parameters | Men (n = 30) | Women (n = 30) | P value |
|---|---|---|---|
Trunk | |||
 Peak flexion (deg) | 26.6 ± 11.3 | 23.1 ± 15.3 | 0.98 |
 Peak lateral flexion towards (deg) | 0.8 ± 8.3 | 0.5 ± 9.9 | 0.48 |
 Peak lateral flexion away (deg) | −1.6 ± 3.8 | −2.2 ± 3.6 | 0.73 |
 Peak rotation towards (deg) | 5.6 ± 4.8 | 8.2 ± 6.6 | 0.11 |
 Peak rotation away (deg) | −3.2 ± 3.9 | −2.7 ± 2.7 | 0.59 |
Pelvis | |||
 Peak tilt (deg) | 28.6 ± 10.5 | 32.8 ± 11.6 | 0.23 |
 Peak obliquity towards (deg) | −0.6 ± 6.3 | 0.3 ± 6.0 | 0.95 |
 Peak obliquity away (deg) | −3.1 ± 4.1 | −4.7 ± 4.4 | 0.51 |
 Peak rotation towards (deg) | 3.9 ± 4.1* | 7.7 ± 6.2 | 0.03 |
 Peak rotation away (deg) | −3.8 ± 3.0 | −4.0 ± 3.4 | 0.64 |
Hip | |||
 Peak adduction (deg) | 12.7 ± 9.7 | 14.4 ± 9.8 | 0.39 |
 Peak internal rotation (deg) | −1.8 ± 5.7* | 3.0 ± 7.3 | 0.02 |
 Adduction range (deg) | 11.7 ± 4.8* | 18.3 ± 6.7 | 0.004 |
 Rotation range (deg) | 10.7 ± 3.9* | 13.0 ± 4.2 | 0.04 |
Knee | |||
 Medio-lateral distance (mm) | 180 ± 51* | 227 ± 50 | 0.001 |
 Medio-lateral displacement (mm) | 66 ± 26* | 89 ± 28 | 0.01 |