Table 2.

Quantification of tCho concentration and SNR in vivo in the tCho+ group using SVS, PRESS-CSI and PEPSI.

Coil	Subject No.	Age	tCho Concentration (mmol/kg) and SNR
			SVS		PEPSI		CSI
			[tCho]	SNR	[tCho]	SNR	[tCho]	SNR
4-Channel	1	20	0.17	2.62	0.65 ± 0.16 (n=11)	4.88 ± 1.20	◊
	2	20	0.71	5.54	0.62 ± 0.19 (n=5)	2.61 ± 0.32
	3	25	0.25	2.58	0.68 ± 0.08 (n=2)	2.89 ± 0.78
	4	22	0.26	5.94	0.23 ± 0.19 (n=4)	2.30 ± 0.23
	5	21	0.18	4.95	0.32 (n=1)	2.01
	6	26	0.98	4.88	0.56 ± 0.23 (n=4)	2.95 ± 0.43
8-Channel	7	20	0.37	3.16	0.68 ± 0.33 (n=6)	9.88 ± 3.85	0.53 ± 0.37 (n=4)	11.9 ± 5.14
	8	20	0.61	3.98	0.44 ± 0.38 (n=11)	10.3 ± 6.70	◊
	9	26	0.91	4.49	0.15 ± 0.04 (n=4)	4.74 ± 0.92	0.15 ± 0.02 (n=4)	5.22 ± 1.39
	10	22	0.74	2.76	*		*
	11	29	0.14	2.66	0.17 ± 0.04 (n=6)	4.30 ± 0.81	◊
Mean		22.8±3.1 (n=11)	0.48 ± 0.3 (n=11)	3.96 ± 1.3 (n=11)	0.45 ± 0.21 (n=10)	4.69 ± 3.02 (n=10)	0.34 ± 0.3 (n=2)	8.56 ± 4.7 (n=2)

^◊Experiments not performed or completed due to time limitations or subject discomfort.

^*No tCho detected.