Table 2

Socio-demographic variables (A), substance abuse variables (B) treatment variables (C) at baseline (T1) and follow-up (T2) between abstainers and relapsers.

A. Socio-demographic variables
Abstainers N = 48
Relapsers N = 112
p-value

Sex, female, T1, %
29
30
0.97
Age, mean years (SD), T1
41.2 (11.8)
37.7 (10.6)
0.06
Employment, %



T1
38
32
0.48
T2
35
26
0.22
Marital status, married or cohabiting, %



T1
51
33
0.04
T2
54
31
0.01

B. Substance abuse variables
Abstainers N = 48
Relapsers N = 112
p-value

Poly-substance abusers, T1, %
46
46
0.94
Onset of SUD, < 18 years, T1 %
31
52
0.01
Duration of SUD, ≥ 15 years, T1 %
50
59
0.29
Mean number of lifetime SUD diagnoses (abuse and dependence), T1
2.2 (1.6)
2.6 (2.1)
0.25

C. Treatment variables
Abstainers N = 48
Relapsers N = 112
p-value

In-patients facilities, T1, %
52
56
0.63
Out-patient facilities, T1,%
48
44

Treatment in the substance abuse field, prior to T1, %
60
72
0.14
Treatment in the mental health care system, prior to T1, %
36
39
0.75
Treatment in the substance abuse field, between T1 and T2, %
54
75
0.01
Treatment in the mental health care system, between T1 and T2, %
40
55
0.06

Landheim et al. BMC Psychiatry 2006 6:44   doi:10.1186/1471-244X-6-44