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. Author manuscript; available in PMC: 2017 Sep 1.
Published in final edited form as: Int Psychogeriatr. 2016 Mar 29;28(9):1409–1424. doi: 10.1017/S1041610216000405

Table 2.

Demographic Overview of Predictor Variables by APOE Genotype

APOE Genotype
(8,378 at visit one)
ε3, ε3 ε3, ε4 ε4 ,ε4 Contains ε2

N % N % N % N %
APOE Genotype –
Distribution
4,855 58% 2,064 24.6% 224 2.27% 1,235 14.7%

3,525 42% 6,314 75.4% 8,154 97.3% 7,143 85.3%

Depression –
Last 2 Years
Present 834 57.8% 383 26.5% 41 2.8% 186 12.9%

Absent 4,011 58% 1,676 24.2% 183 2.7% 1,043 15%

Depression –
Lifetime
Present 827 57% 366 25.2% 43 3% 216 15%

Absent 3,975 58% 1,676 24.5% 178 2.6% 1,006 14.7%

Depression –
Clinician Verified
Present 427 55.3% 211 27.3% 24 3.1% 110 14.3%

Absent 4,428 58.2% 1,853 24.4% 200 2.6% 1,125 14.8%

Sleep Disturbance Present 488 60.7% 190 23.6% 22 2.7% 104 12.9%

Absent 3,991 57.5% 1,722 24.8% 190 2.7% 1,037 14.9%

Sex Female 3,135 57.5% 1,352 24.8% 146 2.7% 819 15%

Male 1,720 58.8% 712 24.3% 78 2.7% 416 14.2%