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. Author manuscript; available in PMC: 2009 Aug 21.
Published in final edited form as: Brain. 2008 Feb 7;131(Pt 3):665–680. doi: 10.1093/brain/awm336

Table 1.

Patient characteristics

Characteristic CN (n=20) aMCI (n=17) AD (n=8) P-value
No. of women (%) 8 (40.0) 5 (29.4) 5 (62.5) 0.31 a
Median (range) age, y 76 (72, 90) 79 (56, 87) 70 (54, 91) 0.17 b
Median (range) education, y 14 (12, 20) 15 (8, 20) 14 (12, 18) 0.84 b
Median (range) CDR-SB 0 (0, 0.5) 1.5 (0, 4.5) 5.25 (3.5, 9.0) <0.001 c
Median (range) MMSE* 28 (24, 30) 27 (21, 28) 18 (11, 25) <0.001 c
*

Transformed from the Short Test of Mental Status

a

CN vs. aMCI vs. AD using Fisher exact

b

CN vs. aMCI vs. AD using Kruskal-Wallis

c

aMCI vs. AD using Wilcoxon rank-sum