Table 2. Peak EMG of maximum voluntary isometric contractions for each timepoint. EMG Parameters Intervention Baseline 2s 4min 8min 12min ANOVA Time (p-Value) Mean SD Mean SD Mean SD Mean SD Mean SD Peak EMG [mV] RF PAPEV 1.55 1.37 1.46 1.16 1.35 1.23 1.35 1.13 1.36 1.16 0.108 PAPEE 1.50 1.10 2.90 1.64 1.39 1.00 1.50 1.10 1.58 1.00 0.001 VM PAPEV 1.44 1.24 1.47 1.24 1.41 1.25 1.38 1.25 1.45 1.25 0.519 PAPEE 1.52 0.91 2.94 1.41 1.42 0.85 1.55 0.92 1.52 0.81 0.006 VL PAPEV 1.29 1.26 1.36 1.28 1.22 1.20 1.28 1.27 1.27 1.21 0.115 PAPEE 1.28 0.76 2.99 1.20 1.17 0.72 1.90 0.78 1.21 0.70 0.002 net-EMG PAPEV 1.05 0.95 1.06 0.92 0.98 0.90 0.99 0.92 1.01 0.89 0.203 PAPEE 1.18 0.62 2.37 0.88 1.03 0.59 1.13 0.64 1.08 0.55 0.002 p-Value < 0.05 indicated by bold values, RF: Rectus femoris, VM: Vastus medialis, VL: Vastus lateralis, net-EMG: overall activation of the quadriceps muscle, PAPEE: Post-activation performance enhancement (electrical CC), PAPEV: Post-activation performance enhancement (voluntary CC).