Table 3 Sociodemographic, behavioural and health factors at Survey 5 for whole study population (N = 7797) and by latent class membership

Percent

Percent^a

Percent^a

Percent^a

Percent^a

Area of residence

 Major cities

75.2

75.2

73.7

77.5

73.4

 Inner regional

16.5

16.8

16.2

15.0

18.6

 Outer regional/remote/very remote

8.3

8.0

10.1

7.5

8.0

Highest education level

 High school or less

15.5

11.0

13.0

18.0

25.5

 Certificate/Diploma

25.5

16.1

26.0

29.0

41.5

 Degree or higher

59.0

72.9

61.0

53.0

33.0

Ability to manage on income

 Not too bad/easy

52.6

70.1

53.3

42.9

26.4

 Sometimes difficult

31.8

23.8

35.5

36.8

36.7

 Always difficult

15.6

6.1

11.2

20.3

36.9

Partner status

 Engaged/married/living with partner

49.2

50.9

50.1

48.0

45.7

 Has a partner, not living together

21.4

22.0

22.4

19.8

21.5

 Single

29.4

27.1

27.5

32.2

32.8

Number of children

 None

89.7

91.9

91.6

87.4

85.6

 One child

6.1

5.1

5.0

6.9

8.5

 Two or more children

4.2

3.0

3.4

5.7

5.9

Heavy episodic drinking

 Less than once a month

73.7

72.7

74.2

73.5

75.9

 At least once a month

26.3

27.3

25.8

26.5

24.1

Cannabis use

 Has not used in last 12 months

70.0

77.4

68.8

67.2

59.0

 Has used in last 12 months

30.0

22.6

31.2

32.8

41.0

Current smoking status

 No

85.4

92.5

86.2

83.5

70.7

 Yes

14.6

7.5

13.8

16.5

29.3

Level of physical activity

  < 150 min per week

30.2

22.9

28.3

35.4

41.1

  ≥ 150 min per week

69.8

77.1

71.7

64.6

58.9

Body mass index (BMI)

  < 25.0 kg/m²

56.6

66.8

53.4

54.3

40.9

 25.0 to 29.9 kg/m²

23.3

21.8

25.5

24.3

21.9

  ≥ 30 kg/m²

20.1

11.4

21.1

21.4

37.2

Mean

Mean

Mean

Mean

Mean

Age (continuous)

24.6

24.8

24.6

24.6

24.4