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. Author manuscript; available in PMC: 2007 Aug 8.
Published in final edited form as: Neurology. 2007 Jan 2;68(1):13–19. doi: 10.1212/01.wnl.0000250326.77323.01

Table 1.

Demographics

CN MCI AD
Number 18 17 17
Age, y, mean ± SD 71.6 ± 9.2 73.1 ± 7.4 77.1 ± 8.8
M:F 10:8 9:8 8:9
Education, y, mean ± SD 15.5 ± 2.7 15.8 ± 2.6 14.2 ± 3.6
WML, mild:moderate:severe 13:0:5 9:5:3 11:4:2
MMSE, mean ± SD 29.5 ± 0.8 27.9 ± 2.0 22.1 ± 4.0
CDR, mean ± SD 0.0 ± 0.0 0.5 ± 0.0 1.0 ± 0.4

CN = cognitive normal; MCI = mild cognitive impairment; AD = Alzheimer disease; WML = white matter lesions; MMSE = Mini-Mental State Examination; CDR = Clinical Dementia Rating Scale.