Figure 4From: Assessment of Joystick control during the performance of powered wheelchair driving tasksTemporal schematic of joystick excursions for novice and experts users during individual PW tasks. Biaxial joystick excursions for typical novice (top) and expert (bottom) users during A: Rolls Backward 5 m B: Turns 180° in Place and C: Maneuvers Sideways tasks. The black traces indicate when joystick excursion exceeded a resting threshold of 5%.Back to article page