Table 1.

Cohort characteristic.

Cohort	No. subjects	No. male	No. Caucasians	No. African American	No. Hispanic	No. Asian	Mean age	Mean PMI	Mean RIN	Mean pH	Mean Education
CM	239	147	179	39	17	3	63 yr	15 h	7.7	6.7	N/A
BrainCloud	127	85	58	69	4	3	48 yr	35 h	8.1	N/A	10 yr
PE	216	145	211	0	2	2	70 yr	11 h	N/A	6.5	N/A
GTEx	87	62	76	11	0	0	58 yr	14 h	7.4	N/A	N/A
ROS-MAP	438	163	438	0	0	0	89 yr	7 h	7.2	N/A	17 yr