Table 1: Studies using visual search task as an intervention to improve eye movement in hemianopia.

StudyNumber of patientsSession duration (minutes)Total training duration (hours)

Zihl, 1988 [11]3015–4511.25
Kerkhoff et al., 1992 [13]9220–3010
Zihl, 1995 [6]1414–4510.5
Nelles et al., 2001 [14]2130–4020
Pambakian et al., 2004 [15]2920–4013.3
Nelles et al., 2009 [16]1120–3010
Roth et al., 2009 [17]14 3030
Mannan et al., 2010 [18]29 4026.7
Zihl, 2011 [19]15710–457.5
Mödden et al., 2012 [20]4515–307.5
Schuett et al., 2012 [21]3612–459
Schuett and Zihl, 2013 [22]3811–458.25
Lane et al., 2010 [23]424010
Aimola et al. 2014 [24]5235–6035