[1] Univ Newcastle, Fac Hlth & Med, Sch Hlth Sci, Callaghan, NSW, Australia
[2] Hunter New England Local Hlth Dist, Hunter Stroke Serv, Newcastle, NSW, Australia
[3] Univ Newcastle, Fac Hlth & Med, Sch Biomed Sci & Pharm, Callaghan, NSW, Australia
[4] Univ Newcastle, Fac Hlth & Med, Sch Med & Publ Hlth, Callaghan, NSW, Australia
[5] Hunter Med Res Inst, Ctr Rehab Innovat, New Lambton, NSW, Australia
[6] Univ Pittsburgh, Dept Psychol, Pittsburgh, PA 15260 USA