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. Author manuscript; available in PMC: 2015 Feb 21.
Published in final edited form as: J Alzheimers Dis. 2015 Jan 1;44(4):1361–1373. doi: 10.3233/JAD-141812

Table 2.

Sample Characteristics

NC
n=6603
MCI
n=3117
p-value
Age, years 72±8 74±8 <0.001
Sex, % Female 68 56 <0.001
Race, % White 80 77 0.021
Education, years 15.6±3 15±4 <0.001
Neuropsychological observations, total 3.6±2.3 2.9±2.0 <0.001
Follow-up time,* years 3.0±2.5 2.2±2.2 <0.001
FSRP, total risk points 11.5±4.8 12.6±4.5 <0.001
    Systolic blood pressure, mmHg 133±18 136±19 <0.001
    Antihypertensive medications, % 41 45 <0.001
    Diabetes, % 11 15 <0.001
    Current smoker, % 4 4 0.31
    History of CVD, % 10 14 <0.001
    Atrial fibrillation, % 6 6 0.21
Age-excluded FSRP, total risk points 5.7±3.3 6.2±3.4 <0.001

Note.

*

defined as time between first and last UDS visit

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