Table 2:

Selected ProFit-quantified metabolite ratios (mean ± SD) calculated from predominantly the occipital and medial frontal gray matter regions and the prefrontal WM (left) of 9 patients with OSA and 11 healthy controls

Metabolite Ratios	Occipital Gray Matter		Medial Frontal Gray Matter		Left Frontal White Matter
Metabolite Ratios	OSA	HC	OSA	HC	OSA	HC
tNAA	1.793 ± 0.39^{^a}	2.158 ± 0.54	0.949 ± 0.26^{^a}	1.268 ± 0.17	1.190 ± 0.28	1.323 ± 0.31
Glx	1.637 ± 0.41	1.451 ± 0.58	1.531 ± 0.48	1.289 ± 0.49	1.658 ± 0.40	1.661 ± 0.45
tCho	0.192 ± 0.05^{^a}	0.252 ± 0.09	0.317 ± 0.08	0.346 ± 0.09	0.236 ± 0.05^{^a}	0.346 ± 0.06
NAA	1.510 ± 0.42	1.893 ± 0.43	0.744 ± 0.30^{^a}	1.052 ± 0.25	0.904 ± 0.26	0.950 ± 0.28
mIns	0.634 ± 0.28	0.493 ± 0.21	1.792 ± 0.65	1.536 ± 0.42	1.545 ± 0.31	1.496 ± 0.39
Tau	0.140 ± 0.0^{^a}	0.421 ± 0.20	0.627 ± 0.24	0.906 ± 0.37	0.341 ± 0.12^{^a}	0.826 ± 0.38
sI	0.038 ± 0.01^{^a}	0.052 ± 0.01	0.099 ± 0.04	0.117 ± 0.05	0.073 ± 0.02	0.102 ± 0.03
GPC	0.160 ± 06	0.169 ± 0.07	0.181 ± 0.10	0.210 ± 0.09	0.170 ± 0.10	0.135 ± 0.09
PCh	0.064 ± 0.02^{^a}	0.125 ± 0.05	0.079 ± 0.02	0.151 ± 0.04	0.228 ± 0.09	0.076 ± 0.048

Note:—HC indicates healthy controls; GPC, glycerylphosphocholine; PCh, phosphocholine; sI, scyllo-Inositol; Tau, taurine.
↵a P < .0.5.