Table 1 Descriptive statistics of demographic data.

From: Epigenome-wide association study of alcohol use disorder in five brain regions

Characteristic

Cases

Controls

p

N

53

58

 

Age, years

56.72 (10.81)

56.69 (10.29)

0.989

Sex (M/F)

34/19

40/18

0.737

pH-value

6.5 (0.28)

6.57 (0.32)

0.189

PMI (hours)

35.46 (16.1)

28.17 (15.29)

0.038a

Estimated smoking

0.72 (0.26)

0.51 (0.31)

>0.001a

Blood alcohol level (N)

8

0

 

Blood alcohol level (g/100 ml)

0.211 (0.179)

  

Number of brain regions

 5

19 (35.8%)

19 (32.8%)

 

 4

9 (17.0%)

8 (13.8%)

 

 3

18 (34.0%)

21 (36.2%)

 

 2

0 (0%)

3 (5.1%)

 

 1

7 (13.2%)

7 (12.1%)

 
  1. Data are presented as count (n/n; n (%)) or mean (±SD), PMI postmortem interval, pH pH-value of the brain, p p-value of t-Test comparing cases and controls, estimated smoking is the likelihood of smoking estimated based on the methylation data.
  2. aSignificant difference between cases and controls.
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