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Table 1 Demographic information of aMCI and naMCI cases in the BBDP. Mean ± SD or n (%)

From: Neuropathological comparisons of amnestic and nonamnestic mild cognitive impairment

  aMCI (N = 34) naMCI (n = 15) 95 % CI P value
Female (%) 12 (35 %) 7 (47 %) −0.41 to 0.19 0.53
Multi-domain N (%) 13 (38 %) 4 (27 %) −0.16 to 0.39 0.43
Domains affected     
 Memory 34 (100 %) n/a n/a n/a
 Executive 11 (32 %) 10 (67 %) −0.63 to −0.06 0.03
 Language 4 (12 %) 5 (33 %) −0.50 to 0.03 0.11
 Visuospatial 2 (6 %) 3 (20 %) −0.42 to 0.06 0.16
 Attention 1 (3 %) 2 (13 %) −0.36 to 0.07 0.22
Age at death, yrs 88 ± 8 83 ± 7 0.4 to 9.8 0.03
Interval last neuro exam till death, months 15 ± 15 11 ± 7.7 −0.61 to 0.67 0.86
Education, yrs. 15 ± 3 16 ± 2 −3.3 to 0.0 0.05
APOE 4 carriers 9 (26 %) 6 (40 %) −0.43 to 0.15 0.50
Last MMSE 27 ± 2 27 ± 2 [n = 14] −1.8 to 0.9 0.55
Interval last MMSE till death, months 15 ± 15 10 ± 5 [n = 14] −3.3 to 13.2 0.23
Last UPDRS 20 ± 16 [n = 33] 23 ± 17 −13 to 8 0.63
Interval last UPDRS till death, months 15 ± 15 17 ± 19 −12 to 9 0.78