Alpha3/Alpha2 power ratio
High
Low
p
Number of subjects
18
56
---
Age, years
70.4 ±6.7
[60-85]
71.4 ±4.2
[62-83]
.45
Education, years
6.6 ±3.6
[4-18]
6.8 ±5.1
[3-17]
.36
Mini Mental State Exam
27.2 ±1.7
[23-29]
27.5 ±2.3
[24-30]
.55
WMHs (mm
3
)
2.78 ±2.58
4.54 ±3.80
.22
Alpha3/alpha2
1.29 ±0.1
[1.17-1.52]
1.01±0.3
[1-1.16]
.000
Table 1:
Demographic and cognitive characteristics in the whole sample, disaggregated for increased levels of Alpha3/ Alpha2 (high >1, 17, low <1,17). Numbers denote mean ± standard deviation, number and [range]. p denotes significance on ANOVA
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