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Table 2 Bivariate and multivariate logistic regression models predicting low-risk drinkers (8434) compared to abstainers (4796)

From: Adult low-risk drinkers and abstainers are not the same

 

Bivariate

Multivariatea

OR

95% CI

OR

95% CI

Sex

 Male

1 (Ref)

 

1 (Ref)

 

 Female

1.02

(0.93, 1.11)

1.07

(0.97, 1.19)

Age

 18–24

1 (Ref)

 

1 (Ref)

 

 25–39

1.46***

(1.19, 1.79)

1.20

(0.92, 1.57)

 40–64

1.98***

(1.63, 2.40)

1.56***

(1.23, 2.07)

 65 and older

1.35**

(1.11, 1.65)

1.58**

(1.18, 2.06)

Country of birth

 Australian

1.98***

(1.81, 2.16)

1.85***

(1.68, 2.05)

 Other

1 (Ref)

1 (Ref)

1 (Ref)

1 (Ref)

Marital status

 Never married

0.68***

(0.59, 0.77)

0.86

(0.73, 1.02)

 Widowed

0.54***

(0.46, 0.63)

0.67***

(0.55, 0.81)

 Divorced/separated

0.83**

(0.72, 0.94)

0.95

(0.82, 1.10)

 Married/defacto/life partner

1 (Ref)

 

1 (Ref)

 

Dependent children in householdb

 None

1 (Ref)

 

1 (Ref)

 

 One or more

1.12*

(1.02, 1.23)

0.93

(0.83, 1.04)

Highest qualification

 Yr 13 or equivalent or less

1 (Ref)

 

1 (Ref)

 

 Certificate or Diploma

1.56***

(1.41, 1.73)

1.43***

(1.28, 1.60)

 Bachelor or higher

1.90***

(1.70, 2.12)

1.48***

(1.30, 1.69)

Household annual income

 Low ($51,999 or less)

1 (Ref)

 

1 (Ref)

 

 Middle ($52,000–$103,999)

1.84***

(1.63, 2.08)

1.68***

(1.46, 1.93)

 High ($104,000+)

2.96***

(2.59, 3.39)

2.34***

(1.99, 2.74)

Neighbourhood disadvantagec

 1 (lowest)

1 (Ref)

 

1 (Ref)

 

 2

1.42***

(1.24, 1.62)

1.23**

(1.07, 1.42)

 3

1.75***

(1.52, 2.00)

1.48***

(1.27, 1.71)

 4

2.18***

(1.91, 2.49)

1.71***

(1.48, 1.98)

 5 (highest)

2.67***

(2.32, 3.08)

2.19***

(1.86, 2.58)

Geographical location

 Metro

1 (Ref)

 

1 (Ref)

 

 Inner regional

1.29***

(1.15, 1.45)

1.29***

(1.13, 1.47)

 Outer regional/remote

0.99

(0.87, 1.3)

1.11

(0.96, 1.29)

  1. a Odds ratios (ORs) were adjusted for all the variables listed in this table
  2. b Dependent children are children aged 0 to 14 and those aged over 14 who are not financially independent for whom the respondent is the parent or guardian of
  3. c Neighbourhood disadvantage equates to the Socio-Economic Index For Areas (SEIFA; high scores equate to low levels of disadvantage)
  4. Outcome variable: low-risk (n = 8434) (1), abstainer (n = 4796) (0)
  5. Ns are based on unweighted data and estimates (%, ORs and confidence intervals (CI) are based on weighted data. CI: p < .05 is *; p < .01 is **; p < .001 is ***