Table 1

Participant’s and skateboard’s height center of mass, joint angles (right and left) at the maximum instant of the center of mass of the participant and the skateboard and during static (no-row) and dynamic (row-on) situation in the ollie maneuver.

Static maneuverDynamic maneuverp (Cohen’s d)
ParticipantSkateboardParticipantSkateboardParticipantSkateboard
h of COM (m) 0.180.240.180.240.980.82
(±0.07)(±0.01)(±0.06)(±0.01)(0.00)(0.00)
R Hip (°)56.2264.1465.1257.290.470.45
(±53.73)(±41.58)(±46.66)(±51.25)(0.17)(0.14)
L Hip (°)52.6454.9761.7364.53 0.070.14
(±32.00)(±34.38)(±30.19)(±29.74)(0.29)(0.29)
R Knee (°)-9.22-1.5858.2771.310.290.25
(±149.36)(±80.24)(±64.50)(±87.14)(0.63)(0.87)
L Knee (°)30.236.5129.8932.680.970.71
(±111.50)(±107.40)(±115.41)(±110.96)(0.00)(0.03)
R Ankle(°)53.0150.36-7.45-8.840.170.19
(±76.51)(±79.61)(±71.29)(±63.21)(0.81)(0.82)
L Ankle(°)-0.77-4.62-2.49-10.420.970.90
(±84.28)(±86.23)(±92.18)(±100.06)(0.01)(0.06)