Table 7 Odds ratios for being a non-participant, a multinomial logistic regression.

Socio-demographic factors

Respondent:

Mother and father together

Ref.

Ref.

Ref.

Mother

1.4 (0.7-2.9)

1.3 (0.6-2.7)

1.0 (0.4-2.7)

Father

2.8 (1.0-7.7)

2.9 (1.0-8.8)

2.7 (0.7-10.1)

Sex of the child:

Girl

Ref.

Ref.

Ref.

Boy

0.9 (0.6-1.5)

0.9 (0.6-1.6)

0.9 (0.5-1.6)

Age group:

Age group 3 (47-67 years old)

Ref.

Ref.

Ref.

Age group 2 (40-46 years old)

0.9 (0.5-1.6)

0.9 (0.5-1.6)

0.9 (0.4-1.8)

Age group 1 (29-39 years old)

1.4 (0.7-2.9)

1.2 (0.6-2.6)

1.0 (0.4-2.5)

Education level:

Tertiary/University

Ref.

Ref.

Ref.

Secondary

3.3 (2.0-5.6)

3.6 (2.1-6.3)

2.6 (1.3-5.0)

Other forms of education

1.7 (0.3-9.6)

1.9 (0.3-10.8)

1.6 (0.2-12.2)

Family structure:

Household with more than one adult

Ref.

Ref.

Ref.

Household with one adult

0.7 (0.4-1.4)

0.9 (0.4-1.9)

0.7 (0.3-1.7)

Children in the household:

One child

Ref.

Ref.

Ref.

Two children

0.8 (0.3-1.8)

0.7 (0.3-1.8)

0.7 (0.2-2.1)

Three or more children

0.8 (0.3-1.8)

0.8 (0.3-1.9)

0.5 (0.2-1.6)

Employment status:

Full-time job

Ref.

Ref.

Ref.

Part-time job

1.5 (0.8-2.6)

1.4 (0.8-2.6)

1.5 (0.7-3.1)

Outside labour market

2.0 (0.7-5.3)

2.8 (0.9-8.7)

3.4 (0.9-13.3)

School:

School 1

Ref.

Ref.

Ref.

School 2

1.8 (0.7-4.7)

1.4 (0.5-3.8)

2.4 (0.7-8.3)

School 3

4.3 (1.8-10.2)

3.7 (1.5-9.1)

5.9 (1.9-18.3)

School 4

1.6 (0.7-3.8)

1.3 (0.5-3.3)

1.2 (0.4-3.7)

School 5

3.3 (1.5-7.0)

2.9 (1.3-6.7)

4.4 (1.6-12.0)

School 6

2.9 (1.4-6.2)

2.5 (1.1-5.4)

3.1 (1.2-8.3)

Perceived susceptibility

Child's alcohol use outside of home:

Absolutely not

Ref.

Ref.

Probably not

1.3 (0.7-2.5)

1.8 (0.8-3.9)

Yes

0.8 (0.1-10.0)

0.3 (0.01-8.1)

Worries about child's alcohol use:

No

Ref.

Ref.

Yes, a little

0.6 (0.3-1.1)

0.7 (0.3-1.4)

Yes, much

0.7 (0.3-1.8)

0.7 (0.2-2.5)

Perceived severity

Approved age for alcohol use:

18 years old or older

Ref.

Ref.

Under 18 years old

1.6 (0.5-5.0)

0.9 (0.3-3.6)

The child has been offered alcohol at home:

No

Ref.

Ref.

Yes

0.9 (0.5-1.5)

0.8 (0.4-1.6)

Parent's opinion about adolescents alcohol use:

Restrictive

Ref.

Ref.

Permissive

0.9 (0.5-1.9)

0.6 (0.2-1.3)

Perceived benefits

Interest in parental support groups:

I do not know

Ref.

2.0 (0.6-6.7)

Yes

1.9 (1.0-3.6)

Values shared in common with other parents:

Prevent much

Ref.

Prevent rather much

1.1 (0.6-2.4)

Prevent somewhat or not at all

1.9 (0.8-4.4)

Perceived barrier

Absence of perceived needs:

Did not report this as a reason for non-participation

Ref.

Reported this as a reason for non-Participation

3.4 (1.3-8.7)

Practical barriers:

Did not report this as a reason for non-participation

Ref.

Reported this as a reason for non-participation

3.8 (0.9-15.3)

Cue to action

Information about Strong & Clear:

Yes, received invitation and agreement

Ref.

Yes, received invitation

1.8 (0.7-4.8)

Yes, received agreement

2.8 (0.6-12.6)

No

8.9 (2.5-31.5)

Been at information meeting:

Yes

Ref.

No

7.1 (3.2-15.6)