Table 2

Logistic regression analyses of ethnicity on AOD use outcomes
AOD use outcome Covariate Wald test statistic p AORa 95% CIb
Heavy episodic drinking (yes) Ethnicity (Coloured) 8.10 0.004 1.61 1.16–2.23
Age 0.03 0.860 1.00 0.97–1.04
Income 3.78 0.052 1.00 1.00–1.00
Unemployment (No) 6.87 0.009 0.44 0.24–0.82
Education (Not complete high school) 0.20 0.656 0.89 0.53–1.49
Cannabis -positive (yes) Ethnicity (Coloured) 53.11 <0.001 0.14 0.08–0.24
Age 3.20 0.074 0.96 0.92–1.00
Income 8.32 0.004 1.00 1.00–1.00
Unemployment (No) 0.01 0.937 1.03 0.50–2.11
Education (Not complete high school) 2.34 0.126 1.68 0.86–3.28
Methamphetamines -positive (yes) Ethnicity (Coloured) 128.69 <0.001 8.43 5.83–12.18
Age 0.00 0.997 1.00 0.96–1.04
Income 0.42 0.515 1.00 1.00–1.00
Unemployment (No) 5.97 0.015 0.48 0.27–0.86
Education (Not complete high school) 4.59 0.032 0.54 0.31–0.95

a AOR = adjusted odds ratio.

b 95% CI = 95% confidence intervals.

Myers et al.

Myers et al. BMC Public Health 2013 13:174   doi:10.1186/1471-2458-13-174

Open Data