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**Comparison of Students Using Power Wheelchair Controls for Computer Access**
Students	Power wheelchair access	Type of mouse emulator	Current use	Additional software utilized	Previous means of access	Benefits of using power wheelchair controls	Challenges using power wheelchair controls
Child A Dx: Arthrogryposis Age: 11.11 yrs old	Head array	ASL Mouse Emulator	Training in occupational therapy, equipment on order	Wivik on-Screen keyboard	Mouthstick accessing Little Fingers keyboard Using Dragon Naturally Speaking at home	Decrease wear on teeth and jaw. (Student broke two front teeth approx 1 yr ago)	Implementing use in classrooms
Child B Dx: Congenital Muscular Dystrophy Age: 14.11 yrs old	Tash mini joystick	ASL Mouse Emulator	Use in occupational therapy and at home	Wivik on-screen keyboard, (custom made keyboard, single horizontal alphabetical line, Mouse Wrap software*	Logitech track ball, required frequent repositioning of hand	Only occasional repositioning of hand, increase speed and efficiency in computer access, independent educational game access	Implementing use in classrooms
Child C Dx: Cerebral Palsy Age: 14.11 yrs old	Head Array	ASL Mouse Emulator	Use in occupational therapy, training with games and On-screen keyboard	Wivik On-Screen keyboard	Single switch scanning	Increased independence and efficiency in computer access	Fatigue and difficulty maintaining conntact on head array to maintain direction of cursor
Child D Dx: Schizoencephaly Age: 12.4 yrs old	Standard joystick	ASL Mouse Emulator	Use for DynaVox, computer access in occupational therapy and throughout school day	Wivik On-Screen keyboard	External Joystick with frequent repositioning	Increased independence, efficiency in computer and DynaVox access	ASL cable broke due to error by vendor in set, Implementing use in classrooms
Child E Dx: Cerebral Palsy, Athetoid Age: 14.1 yrs old	Standard joystick	RAT	Use for DynaVox access thoughout the day	Wivik On-Screen keyboard	External Joystick with frequent repositioning	Alternate option for accessing the DynaVox	Not student’s preferred means of access
Child F Dx: Cerebral Palsy, Age: 14.11 yrs old	Standard joystick	ASL Mouse Emulator	Beginning training in occupational therapy for computer access	Wivik On-Screen keyboard	External Joystick with frequent repositioning	Increased independence in computer access	Requires additional assistive technology hardware (ECU box)
Child B currently uses the Mouse Wrap Software and is learning the custom Wivik custom made keyboard, single horizontal alphabetical line because she is currently not able to move her joy stick in a reverse or down ward motion.