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. 2017 Jan 22;5(1):10. doi: 10.3390/sports5010010

Table 1.

Statistical overview of kinetic, kinematic, and EMG parameters.

Parameter Pre ± SD Post ± SD T Degree of Freedom p d
SCM 1, preparation phase 116.8 ± 56.7 109.1 ± 46.4 −0.457 10 0.657 −0.15
TPD 2, preparation phase 155.2 ± 50.1 156.2 ± 48.1 −0.132 10 0.898 0.02
EST 3, preparation phase 89.9 ± 35.4 106.4 ± 48.0 −2.287 10 0.045 −0.40
ESL 4, preparation phase 95.0 ± 53.2 131.3 ± 78.5 −3.006 10 0.013 −0.54
RAB 5, preparation phase 41.0 ± 29.72 49.1 ± 32.7 −2.480 10 0.033 −0.26
SCM, jump phase 135.3 ± 48.7 120.5 ± 50.1 2.776 11 0.018 0.30
TPD, jump phase 100.3 ± 56.6 80.1 ± 46.8 1.505 11 0.161 0.39
RAB, jump phase 192.7 ± 93.6 199.9 ± 100.8 0.036 11 0.972 −0.07
TPD, landing phase 113.1 ± 80.9 88.1 ± 35.6 1.320 10 0.216 0.40
EST, landing phase 67.6 ± 52.7 99.8 ± 66.2 −2.937 10 0.015 −0.54
ESL, landing phase 65.6 ± 37.9 223.5 ± 344.7 −1.512 10 0.161 −0.64
Acceleration of the head (G) 2.7 ± 0.5 2.5 ± 0.5 2.087 28 0.047 0.40
Acceleration force impulse (Ns) 188.5 ± 20.7 184.0 ± 19.2 2.139 26 0.042 0.23
Jump height (cm) 27.9 ± 3.6 26.6 ± 3.7 2.105 26 0.045 0.36
Max. hip extension angle (°) 214.8 ± 7.5 210.4 ± 9.6 3.751 27 0.001 0.51
Max. CS 6 extension angle (°) 145.5 ± 10.5 148.5 ± 9.2 −1.934 27 0.064 −0.30
CS flexion angle at ball contact (°) 131.6 ± 8.6 131.4 ± 7.5 0.090 27 0.929 0.03
Head translation (cm) 0.12 ± 0.02 0.12 ± 0.02 0.313 27 0.757 0.00

1 SCM = M. sternocleidomastoideus; 2 TPD = M. trapezius pars descendens; 3 EST = M. erector spinae pars thoracalis; 4 ESL = M. erector spinae pars lumbalis; 5 RAB = M. rectus abdominis; 6 CS = cervical spine.