Table 1 Group characteristics. Data for continuous variables are presented as group average ± SEM

From: DNA methylation in the human frontal cortex reveals a putative mechanism for age-by-disease interactions

Group

Younger

Older

Number

20

19

Sex

15 M, 5 F

15 M, 4 F

Race

20 W

19 W

Age (years)*

29.75 ± 2.04

69.32 ± 2.05

PMI (hours)

17.00 ± 1.47

17.58 ± 1.61

Brain pH*

6.65 ± 0.05

6.78 ± 0.05

RIN

8.22 ± 0.14

8.07 ± 0.15

BDNF expressiona*

24.91 ± 0.68

20.06 ± 0.79

SST expressiona*

675.37 ± 24.67

385.97 ± 38.34

  1. F female, M male, PMI postmortem interval, RIN RNA integrity number, W white, B black
  2. *Group averages are significantly different (p < 0.05)
  3. aMicroarray signal intensities
Back to article page