Table 2.

Demographic characteristics and densities of GAT-1-immunoreactive axon cartridges in psychiatric subjects treated with antipsychotic medications and matched controls

	Subject group
	Control	Psychiatric*
Male/female ratio	5:3	5:3
Age, years	58.4  ±  17.4	58.0  ±  14.7
Postmortem interval, h	11.8  ±  6.2	11.3  ±  5.2
Tissue storage, months	61.8  ±  18.7	55.1  ±  33.6
Cartridge density, mm−2
Area 9	32.5  ±  19.4	28.8  ±  16.6
Area 46	38.0  ±  21.1	37.4  ±  16.7

Groups were not significantly different on any measure; all values are the mean ± SD. 

^*DSM-IIIR diagnoses: Major depression with psychotic features (n = 4), bipolar disorder with psychotic features (n = 1), organic affective disorder with psychotic features (n = 2), organic delusional disorder (n = 1).