. Author manuscript; available in PMC: 2013 Jun 3.

Published in final edited form as: Pain. 2012 Nov 8;154(2):204–212. doi: 10.1016/j.pain.2012.07.022

Table 2.

Intraclass correlation analyses (1-way random effects) for the ACC metabolite concentrations in people with SCI and neuropathic pain (n = 38).

Metabolite	Visit 1 Mean ± SD	Visit 2 Mean ± SD	ICC	F, P value
NAA	6.08 ± 0.68	6.08 ± 0.60	0.63	4.37, P < .000
Cho	1.47 ± 0.19	1.47 ± 0.18	0.69	5.46, P < .000
Cr	5.12 ± 0.45	5.09 ± 0.34	0.65	4.69, P < .000
Ins	5.39 ± 0.57	5.33 ± 0.56	0.70	5.62, P < .000
Glx	7.46 ± 1.06	7.49 ± 1.34	0.41	2.38, P = .004
Glx/Ins	1.41 ± 0.23	1.42 ± 0.26	0.74	3.78, P < .000
NAA/Ins	1.13 ± 0.13	1.15 ± 0.14	0.62	4.27, P < .000

ACC = xxx; Cho = choline; Cr = creatine; Glx = glutamate and glutamine; ICC = intraclass correlation coefficient; Ins = myoinositol; NAA = N-acetyl aspartate; SCI = xxx.