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. Author manuscript; available in PMC: 2015 Jan 1.
Published in final edited form as: Neuroimage. 2013 Sep 14;84:10.1016/j.neuroimage.2013.09.015. doi: 10.1016/j.neuroimage.2013.09.015

Table 4.

Classification performance with or without feature selection step.

Method Subjects Modalities AD vs. NC (%) MCI vs. NC (%) MCI subgroup (%)
Without 51AD+99MCI+52NC PET+MRI 89.90 70.89 59.18
With 51AD+99MCI+52NC PET+MRI 94.37 78.80 67.83