Table 1.

Summary of number of rats used in each experimental procedure.

Experimental group	MRI	Behavior study	EEG	Spasms susceptibility
				Single dose	Multiple doses
Saline-exposed rats (n = 50)
Saline injection (n = 16)	4	16	10	23	10 (1a)
NMDA injection (n = 34)
MAM-exposed rats (n = 89)
Saline injection (n = 14)	5	14	13 (1a)	62 (4b)	15
NMDA injection (n = 75)

MRI, magnetic resonance imaging; EEG, electroencephalography; MAM, methylazoxymethanol acetate; NMDA, N-methyl-d-aspartate.

^aIndicates the number of mortality case during the NMDA-induced spasms.

^bIndicates the death associated with high dose vigabatrin and spasms.