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Demographics and clinical characteristics of the ADNI dataset.
| Characteristic | MCI (n = 27) | NCs (n = 23) | P |
| Male/female, n | 13/14 | 11/12 | 0.982a |
| Age, years, mean ±SD | 70.11 ± 8.17 | 75.22 ± 6.82 | 0.021b |
| MMSE, mean ±SD | 25.33 ± 1.07 | 27.17 ± 1.30 | <0.001b |
MMSE, Mini mental state examination. aThe P-value was obtained by using the chi-square test. bThe P-value was obtained by using a two-sample t-test.
