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. Author manuscript; available in PMC: 2015 Oct 1.
Published in final edited form as: Magn Reson Med. 2013 Nov 14;72(4):903–912. doi: 10.1002/mrm.25007

Table 1.

Quantification results from the simulated data and test of sensitivity to T2NAA.

NAA NAAG Glu
Mean±SD Error(%) Mean±SD Error(%) Mean±SD Error(%)
True concentration 13.0 2.6 10.0
No lineshape correction 14.45±0.07 11 1.23±0.04 53 9.9±0.1 1.0
Original Wiener method 12.91±0.06 0.69 2.38±0.05 8.5 9.5±0.1 5.2
New Wiener (T2NAA=130 ms) 13.02±0.05 0.15 2.64±0.04 1.5 9.7±0.1 2.9
New Wiener (T2NAA=100 ms) 12.98±0.06 0.15 2.63±0.03 1.3 9.7±0.2 3.3
New Wiener (T2NAA=160 ms) 13.06±0.05 0.46 2.63±0.04 1.2 9.7±0.2 2.5

T2NAA: T2 value of NAA used in the reconstruction.