Table 5.

Comparison of brain neurotransmitters in schizophrenia patients with different disease characteristics (mean ± SD)

Disease characteristics	n	The distance between the midline of the brain and the inferior fornix (mm)	The vertical distance between the corpus callosum and the inferior part of the fornix (mm)	The horizontal distance between the corpus callosum and the inferior part of the fornix (mm)	The distance between the middle fornix (mm)	The area of the ventricles (mm2)
Positive symptom	57	5.20 ± 0.92	7.31 ± 1.33	6.71 ± 1.04	2.38 ± 0.41	116.80 ± 13.20
Negative symptom	40	5.08 ± 0.85	7.19 ± 1.18	6.54 ± 0.98	2.45 ± 0.38	113.50 ± 11.60
t		0.652	0.458	0.811	-0.853	1.273
P		0.516	0.648	0.419	0.396	0.206