Table 1. Demographic and disease related data of all patients.

	Patient 1	Patient 2	Patient 3	Patient 4
Age	47	48	45	45
Diagnosis	Tetraparesis after pons infarct	Hemiplegia after cerebral bleeding	Infantile cerebral palsy	Tetraparesis after cerebral bleeding
Artificial Ventilation	No	No	No	No
Artificial Nutrition (PEG)	No	No	No	Yes
Wheelchair	Yes	Yes	Yes	Yes
Residual muscular control	Eye-movement Speech Residual movement of right hand	Eye-movement Residual movement of left arm, hand and head Mimic	Eye movement (unreliable) Mimic Residual movement of right hand/arm	Eye-movement (highly unreliable) Residual movement of left thumb (depending on physical state)
Computer input device	Keyboard PC	Keyboard PC	Joystick/switch with hand letterboard with eye movements	Button press with thumb (yes/no): yes: 1 button press no: 2 button presses
Use of ICT on a daily basis	Yes	Yes	Yes	Yes
Experience with AT since	2006	1982	1986	2000
ITR with AT ICT	>30 bits/min	>30 bits/min	1–5 bits/min	0–2 bits/min
Experience with MI -BCI	No	No	Yes	No