Arm-hand Boost Program During Inpatient Rehabilitation After Stroke

Inclusion Criteria: * first stroke, as defined by WHO, * minimal stay of 4 weeks in inpatient setting at study start * minimally 18 years old * being able to sit independently (trunk control test, item 3 = 25), * motor impairment in the upper limb (Fugl-Meyer assessment, stage 2 (synergies): 8-17p, or stage 2: \<8p combined witht stage 5 (hand): \>6p * sufficient cooperation to perform intervention and evaluations Exclusion Criteria: * musculoskeletal and/or other neurological impairments with permanent damage that may hinder the study * subdural hematoma, tumor, encephalitis, trauma, or other that lead to similar symptoms as stroke * severe communication, cognitive or language impairments that hinder the investigations * no written informed consent