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Table 1 Subject characteristics: patients and control subjects

From: Occipital event-related potentials to addiction-related stimuli in detoxified patients with alcohol dependence, and their association with three-month relapse

 

Control (n = 31)

Patient (n = 30)

p =

Age y (std)

43.3 (9.0)

44.3 (8.0)

.56 (ANOVA)

Handedness (n, right)

29

29

.57 (Chi2)

Gender (n: f/m)

6/25

5/25

.79 (Chi2)

Nicotine dependency (n)

16

23

.02 (Chi2)

Fagerström Score mean (sd)

2.55 (3.0)

5.63 (3.9)

.001(ANOVA)

School (n:without/low/mid/high*):

0,9,10,12

1,14,6,9

.32 (Chi2)

Preference drink (n:beer/wine/other)

19/6/5

20/6/4

.85 (Chi2)

Health-related problems (n)

1.48 (5.60)

9.00 (13.14)

.005 (ANOVA)

Breath alcohol concentration in per mille (sd)**

-

1.15 (1.30)

-

AUDIT mean (std)

2.71 (1.83)

24.50 (7.71)

<.001 (ANOVA)

OCDS-G Score mean (sd)

1.39 (1.43)

18.9 (7.18)

<.001 (ANOVA)

BDI mean (sd)

3.23 (4.13)

14.17 (8.67)

<.001 (ANOVA)

Barratt Impulsivity Scale total score mean(sd)

42.58 (3.93)

44.36 (3.37)

.06 (ANOVA)

  1. *School education level: none = no formal school certificate, low = 9 to 10 years German basic school level “Hauptschule”, mid = 10 years German mid level “Realschule”, high = 12 to 13 years German high level “Gesamtschule” or “Gymnasium” **at start of hospitalization