Table 1 Baseline demographic and clinical characteristics

Age (mean; SD)

46.5 (11.3)

46.5 (11.4)

47.7 (11.5)

46.2 (12.0)

45.5 (10.2)

Gender

 Male

89

33.0

24

35.3

23

33.8

21

32.3

21

30.4

 Female

180

66.7

44

64.7

44

64.7

44

67.7

48

69.6

 Non-binary

1

0.4

0

0.0

1

1.5

0

0.0

0

0.0

Marital status

 Single/never married

42

15.5

12

17.6

10

14.7

9

13.8

11

15.9

 Married/common law

170

63.0

43

63.3

43

63.2

42

64.6

42

60.9

 Separated/divorced/widowed

58

21.5

13

19.1

15

22.1

14

21.5

16

23.2

Education

 Less than high school

7

2.6

3

4.4

1

1.5

1

1.5

2

2.9

 High school diploma

32

11.9

8

11.8

9

13.2

9

13.8

6

8.7

 Post high school certificate/diploma

108

40.0

28

41.2

27

39.7

23

35.4

30

43.5

 University education

123

45.5

29

42.6

31

45.6

32

49.2

31

44.9

Employment status

 Employed part-time/full-time

187

69.3

52

76.4

45

66.2

43

66.2

47

68.1

 Unemployed

42

15.5

8

11.8

9

13.2

10

15.4

15

21.7

 Student, retired, or disability

41

15.2

8

11.8

14

20.6

12

18.4

7

10.2

Ethnicity

 White

252

93.3

62

91.2

63

92.6

62

95.4

65

94.2

 Indigenous

7

2.6

2

2.9

3

4.4

0

0.0

2

2.9

 Other

11

4.1

4

5.9

2

2.9

3

4.6

2

2.9

Location

 Large city (over 200,000)

124

45.9

31

45.6

35

51.1

30

46.2

28

40.6

 Small to medium city

75

27.8

17

25.0

18

26.5

16

24.6

24

34.8

 Small rural location

71

26.3

20

29.4

15

22.0

19

29.2

17

24.6

Taking psychotropic medications

118

43.7

28

41.2

29

42.6

30

46.2

31

44.9

Years with alcohol problems

 0–5 years

99

36.6

25

36.8

24

35.3

23

35.4

27

39.1

 6–10 years

42

15.6

14

20.6

8

11.8

8

12.3

12

17.4

 More than 10 years

129

47.8

29

42.6

36

52.9

34

52.3

30

43.5

Previous treatment for alcohol problems

 Yes

84

31.1

21

30.9

29

42.6

15

23.1

19

27.5

Type of treatment received previously

 Alcoholics anonymous

46

17.0

13

19.1

16

23.5

6

9.2

11

15.9

 Individual psychotherapy or counselling

57

21.1

14

20.6

20

29.4

12

18.5

11

15.9

 Group psychotherapy

12

4.4

5

7.4

4

5.9

2

3.1

1

1.4

 Medical treatment

23

8.5

6

8.8

7

10.3

4

6.2

6

8.7

 Self-help (Books, Online forums)

4

1.5

1

1.5

1

1.5

0

0.0

2

2.9

Drinks preceding week

Heavy drinking days preceding week

Alcohol Use Disorder Identification Test (AUDIT)

Patient Health Questionnaire (PHQ-9)

Generalized Anxiety Disorder-7 (GAD-7)

Penn Alcohol Craving Scale (PACS)

Drug Use Disorder Identification Test (DUDIT)

Brief Situational Confidence Questionnaire (BSCQ)

Sheehan Disability Scale (SDS)