Table 1 Site race profiles (National Census Data): Comparison of proportion of poly-substance users with census data – by site

 Population^a

46.22 %

0.12 %

51.49 %

0.34 %

0.12 %

 Poly-substance users recruited

(12.7 %)

(0.8 %)

(86.5 %)

(0 %)

(0 %)

 Population^a

23.26 %

60.95 %

10.85 %

2.20 %

2.76 %

 Poly-substance users recruited

(19.4 %)

(3.9 %)

(74.8 %)

(0 %)

(2 %)

 Population^a

98.62 %

0.08 %

0.59 %

0.07 %

0.63 %

 Poly-substance users recruited

(98.1 %)

(0 %)

(1.9 %)

(0 %)

(0 %)