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Table 1 Comparison of primary cannabis users with primary alcohol, opiate, amphetamine or cocaine users (n = 1347)

From: Cannabis-Related treatment demands in Belgium: a socio-demographic and treatment seeking profile

 

Cannabis

(n = 236)

Valid %

Alcohol

(n = 758)

Valid %

Opiate

(n = 130)

Valid %

Amphetamine

(n = 123)

Valid %

Cocaine

(n = 100)

Valid %

Chi2

(df = 4)

or

t-value

(df = 4)

p-value

Group differences

Sex

     

33.728

.000

a, c

Male

86.9

70.7

78.5

65.9

82.0

   

Female

13.1

29.3

21.5

34.1

18.0

   

Age

        

< 20

38.1

0.7

2.3

24.8

4.0

326.142

.000

a, b, d

20-29

43.2

8.5

36.7

47.9

48.0

228.939

.000

a

30-39

11.9

22.2

43.0

18.2

36.0

56.726

.000

a, b, d

40-49

6.4

35.5

13.3

7.4

12.0

128.936

.000

a

> 49

0.4

33.2

4.7

1.7

0.0

212.583

.000

a, b

Mean age (SD)

23.6

(7.83)

44.7

(10.81)

32.5

(7.89)

26.1

(8.43)

30.1

(7.17)

292.272

.000

a, b, d

Country of birth

        

Belgium

91.4

92.9

64.1

96.7

81.4

110.308

.000

b, d

Living situation

        

Alone

22.5

44.2

27.0

23.6

25.5

57.361

.000

a

With partner and/or children

13.0

39.3

31.0

17.1

25.5

71.926

.000

a, b

With parents

52.4

6.4

9.5

35.0

25.5

275.958

.000

a, b, c, d

Homeless

2.6

5.1

12.7

4.1

12.2

24.027

.000

b, d

Employment situation

        

Employed

18.6

33.7

24.8

24.8

38.9

25.146

.000

a, d

Student

41.2

1.2

3.5

18.8

3.2

310.150

.000

a, b, c, d

Unemployed

23.9

25.5

33.6

35.0

44.2

20.793

.000

d

Invalidity

13.7

27.6

20.4

17.1

6.3

37.197

.000

a

Legal problems

        

None

52.8

88.3

73.3

52.9

79.8

171.737

.000

a, b, d

Release on bail or other conditions awaiting trial/sentencing

3.4

2.4

5.8

8.3

5.1

12.999

.011

 

Probation after detention

9.8

3.7

11.7

17.4

8.1

38.804

.000

a

Compulsory admission

3.4

3.6

2.5

5.8

3.0

2.189

NS

 

Juvenile court

5.5

0.3

0.8

6.6

0.0

46.553

.000

a

Therapeutic advice

22.6

0.3

0.0

1.7

0.0

231.932

.000

a, c

Regular use substances

        

Alcohol (> = 5 glasses a day)

40.3

99.3

29.4

43.3

50.5

600.038

.000

a

Amphetamines

18.7

4.5

19.5

98.4

30.3

616.082

.000

a, c

Cannabis

99.6

9.5

39.0

48.8

53.1

673.135

.000

a, b, c, d

Cocaine

19.1

7.8

48.4

33.9

100.0

487.140

.000

a, b, c

Ecstasy

19.0

3.6

13.9

41.3

17.2

166.883

.000

a, c

Hallucinogens

5.6

1.5

9.9

8.3

6.1

32.847

.000

a

Opiates

1.7

1.3

92.2

10.1

18.0

882.551

.000

b, c, d

Sedatives

9.0

22.7

30.4

28.2

28.6

33.662

.000

a, b, c, d

Only regular use of primary drug

43.6

68.1

17.7

19.5

22.0

233.711

.000

a, b, c, d

Injected during last year

3.4

0.9

37.6

23.7

20.0

234.873

.000

b, c, d

Treatment history

49.1

81.0

81.6

73.6

72.7

97.299

.000

a, b, c, d

Number of registrations > 1

5.9

14.8

12.3

19.5

18.0

18.120

.001

a, c, d

Types of treatment centres

        

Inpatient

27.5

77.6

28.5

38.2

51.0

278.227

.000

a, d

Outpatient

70.3

19.9

66.9

56.1

41.0

273.105

.000

a, d

Both

2.1

2.5

4.6

5.7

8.0

12.206

NS

 

Source of referral

        

No source of referral

16.1

29.6

38.0

17.1

35.0

33.863

.000

a, b, d

Immediate surroundings

18.6

18.8

18.6

13.8

13.0

3.565

NS

 

Police or justice

43.6

9.9

7.8

34.1

12.0

171.881

.000

a, b, d

Specialised substance abuse treatment

1.7

2.9

11.6

7.3

15.0

48.173

.000

b, d

General hospital

3.4

9.1

3.1

2.4

6.0

17.593

.001

a

General practitioner

4.7

12.0

6.2

6.5

8.0

15.423

.004

a

Psychiatric hospital

5.5

8.7

2.3

8.1

3.0

11.201

.024

 

Outcome of intake interview

        

Start of treatment

69.5

89.1

73.8

73.2

70.0

70.065

.000

a,

Immediate referral to other centre

4.7

2.9

18.5

15.4

19.0

82.786

.000

b, c, d

Without consequences

25.8

8.0

7.7

11.4

11.0

57.779

.000

a, b, c, d

  1. a: Significant difference between primary cannabis and primary alcohol users
  2. b: Significant difference between primary cannabis and primary opiate users
  3. c: Significant difference between primary cannabis and primary amphetamine users
  4. d: Significant difference between primary cannabis and primary cocaine users