Table 5 Demographic characteristics of at risk group (i.e., those reporting one or more behaviours on the basic risk + sleep + smoking index) in the 2013–2014 Australian Child and Adolescent Survey of Mental Health and Wellbeing (n = 2314)

 Male

1.17 (0.98–1.40)

0.87 (0.72–1.06)

 Female

[ref]

[ref]

 13

[ref]

[ref]

 14

1.43 (0.93–2.21)

1.42 (0.92–2.19)

 15

1.79 (1.126–2.78)^b

1.75 (1.13–2.71)^a

 16

3.78 (2.62–5.45)^c

3.55 (2.46–5.14)^c

 17

65.20 (3.60–7.50)^c

4.05 (2.77–5.92)^c

 City

[ref]

[ref]

 Rural

1.12 (0.91–1.37)

1.14 (0.92–1.42)

 Australia

1.06 (0.81–1.39)

1.05 (0.79–1.40)

 Overseas

[ref]

[ref]

 Not attending school

4.74 (3.51–6.41)^c

2.67 (1.98–3.62)^c

 Attending school

[ref]

[ref]

Total

–

–