TABLE 1

Subject Information

Subject no.	Status	Age (y)	Sex	Mass (kg)	Body mass index (kg/m²)	Years since TBI exposure
1	CNTL	60	M	93	28.5	NA
2	CNTL	29	M	74	22.2	NA
3	CNTL	47	M	136	38.5	NA
4	CNTL	53	M	70	22	NA
5	TBI^*	34	M	68	24.9	2
6	TBI^*	31	M	100	26.7	8
7^†	TBI^‡	55	M	105	28.2	20
8^†	MCI^¶	71	F	54	23.4	NA
9	MCI^§	72	M	83	29.3	NA

↵* Automobile accident.
↵† Radiometabolite measurements not performed.
↵‡ NFL multiple concussions.
↵¶ Mini-Mental State Examination = 27.
↵§ Mini-Mental State Examination = 14.
CNTL = control; NA = not applicable.