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Table 3 Perceived changes in frequencies of substance use at 6 months of follow-up (from baseline)

From: Improved drug-use patterns at 6 months post-discharge from inpatient substance use disorder treatment: results from compulsorily and voluntarily admitted patients

  

Mean score baselinea

Mean score follow-upa

Deterio-ration

No change

Improved

P valueb

Frequency of preferred substancec (n = 120)

VA (71)

2.7

1.5

4 (5 %)

24 (34 %)

43 (61 %)

<0.001

CA (49)

2.8

2.2

2 (4 %)

29 (59 %)

18 (37 %)

<0.001

Cannabisd (n = 49)

VA (28)

2.7

1.5

3 (11 %)

8 (28 %)

17 (61 %)

<0.001

CA (21)

2.6

1.5

2 (9 %)

6 (28 %)

13 (62 %)

0.006

Amphetamined (n = 43)

VA (24)

2.8

1.2

0 (0 %)

6 (25 %)

18 (75 %)

<0.001

CA (19)

2.5

1.7

2 (10 %)

7 (37 %)

10 (53 %)

0.026

  1. aThe ordinal ASI scale (frequency of use in the last 6 months) was defined as follows: 0 = never used; 1 = sometimes, but less than 2–3 times a month; 2 = 1–3 days a week; 3 = everyday use)
  2. b P value from Wilcoxon signed-rank test
  3. cPreferred substance according to the ASI interview
  4. dSub-analyses of specific preferred drug if more than 40 patients reported preference for this substance