Table 1.

Acronyms and abbreviations.

A-B	Able-bodied pain-free control subjects
ACC	Anterior cingulate cortex
AD	Affective Distress subscale of the MPI-SCI
AIS	ASIA Impairment Scale
ATP	Adenosine triphosphate
BDI	Beck Depression Inventory
Cho	Choline
Cr	Creatine
DSM	Diagnostic and Statistical Manual of Mental Disorders
GABA	Gamma-aminobutyric acid
Glu	Glutamate
Glx	Compound of glutamate and glutamine MRS signals
ICC	Intraclass correlations
Ins	Myoinositol
ISNCSCI	International Standards for Neurological Classification of Spinal Cord Injury
LI	Life Interference subscale of the MPI-SCI
MMSE	Folstein Mini-Mental State Examination
MPI	Multidimensional Pain Inventory
MPI-SCI	Multidimensional Pain Inventory–SCI version
NAA	N-acetyl aspartate
MRS	Magnetic resonance spectroscopy
PAG	Periaqueductal grey
PS	Pain Severity subscale of the MPI-SCI
SCI-HPI	SCI high psychosocial impact
SCI-LPI	SCI low psychosocial impact
SCI-noNP	SCI no neuropathic pain
STAI	Spielberger State-Trait Anxiety Inventory
SWLS	Satisfaction with Life Scale

SCI = spinal cord injury.