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Table 1: Characteristics of patients and control subjects
In Vivo MR Imaging Study Postmortem MR Imaging Study
Patients Controls Patients Controls
Total no. subjects 7 14 15^a^,^b 5^c
Age range (yr) 6–16.7 9.3–26.3 8.5–52 12–68
Median age (yr) 10 17.1 15.3 24.2
No. subjects, 
    MTR 5 14 15 5
    ADC 5 14 15 5
    FA 5 14 15 5
    MRS 7 14 n.d. n.d.
a Two of these had MR imaging 3 and 9 months before death.
b In 1 of these, a brain MR image was obtained in fresh and formalin-fixed state.
c In all 5, a brain MR image was obtained in fresh and formalin-fixed state.

	In Vivo MR Imaging Study		Postmortem MR Imaging Study
	Patients	Controls	Patients	Controls
Total no. subjects	7	14	15^a^,^b	5^c
Age range (yr)	6–16.7	9.3–26.3	8.5–52	12–68
Median age (yr)	10	17.1	15.3	24.2
No. subjects,
MTR	5	14	15	5
ADC	5	14	15	5
FA	5	14	15	5
MRS	7	14	n.d.	n.d.