Knee parameters for 40% and 80% 1RM squats
Extra heavy resistance band | No resistance band | Light resistance band | |||||||||
Mean±SE | 95% CI | Mean±SE | 95% CI | Mean±SE | 95% CI | ||||||
Lower bound | Upper bound | Lower bound | Upper bound | Lower bound | Upper bound | ||||||
40% 1RM Concentric phase | Peak knee valgus (°) | Left | 3.98±0.70 | 2.60 | 5.37 | 2.85±0.61 | 1.63 | 4.07 | 3.83±0.75 | 2.33 | 5.33 |
Right | 3.98±0.72 | 2.54 | 5.41 | 2.95±0.70 | 1.56 | 4.34 | 3.54±0.66 | 2.22 | 4.87 | ||
Max. tibial rotation (°) | Left | −0.55±0.86 | −2.26 | 1.17 | −2.33±0.75 | −3.82 | −0.83 | −0.15±0.76 | −1.67 | 1.37 | |
Right | −3.78±0.85 | −5.47 | −2.10 | −5.69±0.75 | −7.18 | −4.21 | −3.86±0.91 | −5.66 | −2.05 | ||
40% 1RM Eccentric phase | Peak knee valgus (°) | Left | 3.64±0.70 | 2.26 | 5.02 | 2.76±0.66 | 1.44 | 4.09 | 3.46±0.75 | 1.97 | 4.96 |
Right | 3.98±0.71 | 2.56 | 5.40 | 3.24±0.75 | 1.74 | 4.73 | 3.55±0.70 | 2.15 | 4.96 | ||
Max. tibial rotation (°) | Left | −0.43±0.84 | −2.10 | 1.24 | −1.88±0.71 | −3.29 | −0.46 | 0.12±0.75 | −1.37 | 1.60 | |
Right | −3.75±0.85 | −5.44 | −2.05 | −5.58±0.69 | −6.94 | −4.21 | −3.86±0.85 | −5.54 | −2.17 | ||
80% 1RM Concentric phase | Peak knee valgus (°) | Left | 3.44±0.82 | 1.80 | 5.08 | 2.60±0.85 | 0.90 | 4.30 | 3.08±0.84 | 1.42 | 4.74 |
Right | 4.75±0.75 | 3.26 | 6.24 | 3.81±0.79 | 2.24 | 5.38 | 4.18±0.76 | 2.67 | 5.69 | ||
Max. tibial rotation (°) | Left | −0.92±0.90 | −2.72 | 0.87 | −2.99±0.83 | −4.64 | −1.34 | −1.07±0.78 | −2.63 | 0.49 | |
Right | −4.58±0.99 | −6.54 | −2.61 | −6.18±0.75 | −7.68 | −4.68 | −4.74±0.82 | −6.37 | −3.12 | ||
80% 1RM Eccentric phase | Peak knee valgus (°) | Left | 2.98±0.79 | 1.40 | 4.56 | 2.13±0.89 | 0.36 | 3.90 | 2.75±0.83 | 1.10 | 4.40 |
Right | 4.63±0.78 | 3.08 | 6.19 | 3.70±0.83 | 2.05 | 5.34 | 4.05±0.78 | 2.48 | 5.60 | ||
Max. tibial rotation (°) | Left | −0.39±0.96 | −2.30 | 1.53 | −2.56±0.74 | −4.04 | −1.08 | −0.95±0.75 | −2.44 | 0.55 | |
Right | −4.49±0.92 | −6.32 | −2.65 | −5.73±0.67 | −7.06 | −4.40 | −4.52±0.76 | −6.04 | −3.00 |
Mean±SE and CIs are displayed.