ANCOVA	Analysis of covariance
ANOVA	Analysis of variance
BNSS	Brief Negative Symptom Scale
CC	Corpus callosum
DS	Deficit syndrome
DSM-IV	Diagnostic and Statistical Manual of Mental Disorders Fourth Edition
DTI	Diffusion tensor imaging
FA	Fractional anisotropy
GAF	Global Assessment of Functioning
HC	Healthy controls
ICD-10	International Statistical Classification of Diseases and Related Health Problems Tenth Edition
M	Means
MD	Mean diffusivity
MINI	Mini-International Neuropsychiatric Interview
MRI	Magnetic resonance imaging
NDS	Non-deficit schizophrenia
PANSS	Positive and Negative Syndrome Scale
ROI	Region of interest
SD	Standard deviations
SNS	Self-evaluation of Negative Symptoms
TRS	Treatment-resistant schizophrenia
WM	White matter