Table 1.

The comparison of the grey and of the white matter – Student’s t-test, mean values of metabolite proportions, N=90.

	PGM	PWM
NAA/Cr*	1.637	1.847
Cho/Cr*	0.562	0.997
mI/Cr*	0.570	0.658
Cho/NAA*	0.345	0.543
mI/Cho*	1.024	0.666
mI/NAA	0.350	0.358
H2O/Cr*	1610.368	2159.436
NAA/H2O*	0.0010224	0.0008726
Cr/H2O*	0.0006251	0.0004746
Cho/H2O*	0.0003509	0.0004702
mI/H2O*	0.000356	0.000311

^*Statistically significant differences, p<0.01.