Table 1 Lifestyle factors, risk scoring methods and risk indices derived from the 2013–2014 Australian Child and Adolescent Survey of Mental Health and Wellbeing (n = 2314)
Risk indices | |||||||||
|---|---|---|---|---|---|---|---|---|---|
Lifestyle factor | Risk Scoring Method | Basic risk | Basic risk + BMI | Basic risk + Sleep | Basic risk + Smoking | Basic risk + BMI + Sleep | Basic risk + BMI + Smoking | Basic risk + Sleep + Smoking | Basic risk + BMI + Sleep + Smoking |
Alcohol use | 1 = 4 or more drinks on a single occasion in past month | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
Illicit drug use | 1 = past 30-day illicit drug use | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
Unprotected sex | 1 = no protection used against pregnancy or sexually transmitted diseases the last time respondent had sexual intercourse | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
BMI | 1 = Body mass index < 18.5 or > 30 | ✓ | ✓ | ✓ | ✓ | ||||
Sleep | 1 = < 7 h or > 11 h/day | ✓ | ✓ | ✓ | ✓ | ||||
Smoking | 1 = past 30-day cigarette smoking | ✓ | ✓ | ✓ | ✓ | ||||