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. Author manuscript; available in PMC: 2020 Dec 1.
Published in final edited form as: Neurobiol Aging. 2019 Jul 26;84:17–25. doi: 10.1016/j.neurobiolaging.2019.07.013

Table 1b.

Association of Protein on postmortem ex vivo R2 after controlling demographic variables

Cluster group 1 Cluster group 2

Beta SE P Beta SE P
AK4 −0.1520 0.0431 0.0004 0.170 0.0436 0.0001
ITPK1 0.2002 0.0425 <0.0001 - - -
IGFBP5 −0.2099 0.0423 <0.0001 0.2509 0.0425 <0.0001
HSPB2 −0.1876 0.0421 <0.0001

Model: Postmortem R2 = Demographic variables + Protein

Note: Cluster group 1 was mainly located in white matter while cluster group 2 was in grey matter.