Table 5

Odds ratios (unadjusted and adjusted) for variables that predict initiating others into injecting drug use

Variable

% initiating others
Unadjusted OR (95%CI)
Adjusted OR (95%CI)

Sex





Male
73.2

1.0

Female
35.0
0.20 (0.07–0.52)
0.28 (0.08–1.02)
Employed





No
75.6

1.0

Yes
45.7
0.27 (0.13–0.58)
0.35 (0.14–0.84)
IDU friends at time of initiation





No
40.6

1.0

Yes
76.1
4.65 (2.10–10.30)
5.11 (1.98–13.22)
Using alcohol around time of initiation





No
47.5

1.0

Yes
74.8
3.29 (1.61–6.73)
3.47 (1.47–8.19)
Taught to inject at initiation





No
58.1

1.0

Yes
74.5
2.10 (1.12–3.97)
2.65 (1.20–5.89)
Paid for drug at initiation





No
79.4

1.0

Yes
58.9
0.37 (0.20–0.70)
0.27 (0.12–0.57)

Kermode et al. Harm Reduction Journal 2007 4:19   doi:10.1186/1477-7517-4-19

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