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Table 2 Cross-tabulations of various indicators by drinking status (at all drinkers and drank in the last 7 days) by age groups

From: Prevalence, perceptions and predictors of alcohol consumption and abstinence among South Australian school students: a cross-sectional analysis

 

At all drinkers

Drank in the last 7 days among drinkers

12 & 13 year olds

  

14 & 15 year olds

  

16 & 17 year olds

      

Non-drinker %

n = 886

Drinker %

n = 82

p

φc

Non-drinker %

n = 688

Drinker %

n = 304

p

φc

Non-drinker %

n = 335

Drinker %

n = 559

p

φc

Didn’t drink %

n = 576

Drank %

n = 379%

p

φc

Smoked in last week

0.6

6.9

***

0.17

1.3

11.8

***

0.24

1.7

12.8

***

0.18

5.0

22.5

***

0.26

Index of disadvantage

 1st quintile

17.4

16.3

  

17.6

22.0

  

25.5

28.1

  

23.6

28.0

  

 2nd quintile

14.4

7.2

  

17.1

16.7

  

21.9

22.3

  

18.2

20.3

  

 3rd quintile

32.4

40.1

  

33.4

35.3

  

23.8

25.7

  

32.7

25.7

  

 4th quintile

19.1

16.0

  

12.8

10.7

  

14.1

12.8

  

11.5

13.6

  

 5th quintile

16.7

20.5

NS

NA

19.1

15.3

NS

NA

14.7

11.1

NS

NA

14.1

12.4

NS

NA

Available spending money per week

 None

18.3

12.2

  

13.6

5.8

  

10.4

4.2

  

6.3

4.2

  

 $1–$40

69.2

60.1

  

63.3

55.2

  

45.4

34.1

  

45.4

41.2

  

 $41–$80

4.7

11.8

  

11.7

17.5

  

18.2

20.8

  

19.4

18.3

  

 $81–$120

2.8

9.7

  

3.8

8.5

  

12.3

16.7

  

13.5

13.1

  

 $121 and over

5.1

6.3

*

0.12

7.7

13.0

***

0.18

13.7

24.2

***

0.20

15.4

23.3

*

0.09

Self-reported ability at school

 A lot above average

4.4

7.9

  

6.3

3.7

  

9.6

3.3

  

3.9

3.6

  

 Above Average

35.2

19.0

  

37.3

30.6

  

38.9

32.6

  

31.5

29.8

  

 Average

52.1

53.3

  

52.4

56.1

  

46.5

55.1

  

56.6

53.5

  

 Below average

8.1

17.9

  

3.6

7.8

  

4.9

7.6

  

7.0

10.8

  

 A lot below average

0.2

1.9

**

0.13

0.3

1.8

**

0.14

0.2

1.4

***

0.17

1.0

2.4

NS

NA

Parental disapproval (Strongly/ disagreed)

75.3

36.9

***

0.20

75.9

58.7

***

0.18

70.5

45.3

***

0.24

51.3

45.7

NS

NA

Friends approval (strongly/agreed)

22.4

65.6

***

0.25

46.8

85.0

***

0.37

61.7

91.6

***

0.38

87.5

88.3

NS

NA

Alcohol and cancer (very/important)

28.3

33.7

NS

NA

31.4

23.8

*

0.08

34.2

23.4

***

0.11

26.3

21.7

NS

NA

Being able to buy alcohol easily encourages me to drink a lot

17.8

27.7

***

0.12

Age

     

 12–13

 

11.8

6.1

  

 14–15

 

31.3

33.4

  

 16–17

 

56.9

60.5

NS

NA

  1. *** p ≤ 0.001, **p ≤ 0.01, * p < 0.05 chi square, NS = Not statistically significant at p < 0.05, NA = Not applicable