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Table 2 Mean ( SD ) drinking variables at baseline and four-week follow-up by study condition (told in intervention versus told on waiting list) and median split on Action stage variable (N = 155) a

From: Exploratory randomized controlled trial evaluating the impact of a waiting list control design

 

Low action score

High action score

 

Told intervention (n = 36)

Told waiting list (n = 46)

Told intervention (n = 40)

Told waiting list (n = 33)

Typical weekly drinking [Mean (SD)]

Baseline

32.8 (17.7)

33.4 (20.2)

32.6 (16.8)

35.5 (25.3)

4-week

25.0 (17.7)

24.2 (17.7)

14.5 (9.8)

21.4 (15.5)

Highest number on one occasion [Mean (SD)]

Baseline

12.9 (5.7)

14.1 (8.4)

15.3 (5.8)

14.1 (8.4)

4-week

8.6 (4.5)

8.5 (5.4)

7.6 (5.3)

8.9 (6.3)

Audit-C score b [Mean (SD)]

Baseline

8.9 (1.7)

8.8 (2.3)

9.2 (1.8)

9.0 (2.0)

4-week

6.9 (2.5)

7.1 (2.7)

5.7 (3.0)

6.1 (2.4)

  1. aAnalyses employed Action scale as a continuous measure (see Table 1). Median split values on this table are provided for descriptive purposes.
  2. bAUDIT-C is a composite measure that consists of respondents scores on frequency of drinking, drinks per drinking day, and frequency of five or more drinks on one occasion. Scores range from 0–12.