Study	Reason for exclusion
Baker 1995	Not a RCT, retrospective trial
Boarini 1985	Not a RCT, retrospective trial
De Santis 1996	Not a RCT
De Santis 2002	Participants taking AEDs prior to randomisation
Grobelny 2009	Not a RCT, retrospective design
Hayashi 1999	Not a RCT
Levati 1996	Participants taking AEDs prior to randomisation
Lim 2009	Participants taking AEDs and experiencing seizures prior to randomisation.
Manaka 2003	Review paper
Murri 1992	Not a RCT
Notani 1984	Not a RCT
Shaw 1991	Review paper
Temkin 1990	No craniotomy surgery performed. People with brain injury
Temkin 1999	No craniotomy surgery performed. People with brain injury
Tsolaki 1987	Participants taking AEDs prior to study

AED: antiepileptic drug
 RCT: randomised controlled trial