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. Author manuscript; available in PMC: 2014 Oct 4.
Published in final edited form as: Cogn Neurosci. 2013 Oct 4;4(0):10.1080/17588928.2013.838945. doi: 10.1080/17588928.2013.838945

Table 2.

Demographics and mental status scores for robust normals and preclinical AD groups.

Robust Normals
(RNE)		 Preclinical AD
(Pre-AD)
N 12 7
Age 75.1 ± 7.3 77.4 ± 6.3
Sex 5 M, 7 F 6 M, 1 F
Education 15.8 ± 2.7 15.1 ± 3.5
MMSE 29.8 ± 0.4 28.7 ± 1.4*
DRS total (144=Max) 141.4 ± 2.2 136.0 ± 4.9**
DRS memory (25=Max) 24.7 ± 0.7 23.9 ± 1.3
Rosen Modified HIS 0.42 ± 0.76 0.71 ± 15
*

p ≤ .05

**

p ≤ .01

HIS= Hachinski Ischemic Scale (Rosen, et al., 1980)