Table 2

comparison of imprisonment characteristics for prisoners with a drug abuse/dependence (N = 278) or an alcohol abuse/dependence (N = 174)



Total
Drug abuse and dependence (last 12 months)
Alcohol abuse and dependence (last 12 months)



N = 998
Yes (278)
No (720)

Yes (174)
No (824)




%(N)
%
(N)
Odd ratio [IC95%]1
(N)
(N)
Odd ratio [IC95%]1

Type of prison
"Center de detention" (ref)
25.0(249)
16.2
28.3
1
14.1
27.4
1

"Arrest house"
55.0(549)
62.6
52.1
1.5(0.9–2.5)
72.3
51.1
2.0(1.2–3.4)**

"Central house"
10.0(100)
4.0
12.4
0.7(0.3–1.5)
0.6
12.2
0.1(0.02–0.97)*

"Overseas department"
10.0(100)
17.2
7.2
5.7(2.9–11.3)‡
13.0
9.3
1.7(0.8–3.4)
Previous history of imprisonment (ref: no)
46.6(465)
66.5
38.9
2.6(1.8–3.9)‡
59.2
43.7

Length of time spent in prison
<= 6 months (ref)
33.3(332)
47.1
27.9

52.7
28.9


Six months-one year
25.7(257)
24.9
26.1

25.0
25.9


One year – two years
19.9(199)
16.5
21.2

14.7
21.1


Two years – five years
16.8(168)
10.8
19.2

7.0
19.1


Five years and more
4.2(42)
0.7
5.6

0.6
5.0

Length of sentence
Less than six month (ref)
4.0(40)
7.2
2.8

8.1
3.1
1

Between 6 months to one year
11.7(111)
21.9
7.8

23.9
9.0
0.9(0.4–2.0)

Between one to five years
37.1(370)
47.2
33.2

49.5
34.2
0.7(0.4–1.7)

More than five years
47.2(471)
23.7
56.2

18.6
53.7
0.3(0.1–0.6)‡
Type of crime
Crime against people (ref)
52.7(526)
33.1
60.3
1
45.7
54.3
1

Crime against property
37.9(378)
54.0
31.6
2.7(1.8–4.0)‡
45.1
36.2
0.5(0.4–0.9)†

Both
9.4(94)
12.9
8.1
1.7(0.9–3.1)
9.2
9.5
0.7(0.3–1.4)

1The odd ratio presented were obtained after a logistic regression using a stepwise selection process (α = 0.05), adjusted on DSM IV psychiatric disorders, psychiatric history, temperaments, socio-demographic status, childhood history and imprisonment characteristics.

*p < 0.05 ** p < 0.01 †p < 0.001 ‡p < 0.0001

Lukasiewicz et al. Substance Abuse Treatment, Prevention, and Policy 2007 2:1   doi:10.1186/1747-597X-2-1

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