This study used a randomized, repeated measures design.Kinematic variables of reaching movements were analyzed, including spatio-temporal characteristics and coordination between the trunk and arm.

• 以随机采样重覆施测设计，藉由运动学分析来探讨躯干及手臂的动作表现，包括时间、空间的变化及躯干-手臂的协调情形。