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. 2017 Oct 17;114(45):E9645–E9654. doi: 10.1073/pnas.1707151114

Table 1.

Clinical demographics of postmortem NC and AD brains used in neuron-specific methylome analysis

Demographic variable NC AD Statistics
No. of samples 30 30
Male ratio, % 50 50
Age at death 76.7 ± 7.4 79.4 ± 7.4 P = 0.16
APOE ε4 ratio 26.7 66.7 P = 0.004

P values are calculated by t test or χ2 test.