Table 4

HLM models of early exit


Exit1 (before start)
Exit2 (within 30 days treatment)
Exit3 (any early exit)

Agency has high mean wait for triage

2.47**

95% confidence interval

1.25 – 4.9

Is of white ethnicity
1.28**


95% confidence interval
(1.05 – 1.57)


Has no fixed abode


1.37**
95% confidence interval


(1.1 – 1.71)
Is current injector
0.72*

0.68**
95% confidence interval
(0.59 – 0.88)

(0.56 – 0.82)
Treatment is prescription

0.37**

95% confidence interval

(0.19 – 0.72)

Age
0.88**
0.98**
0.87**
95% confidence interval
(0.81 – 0.97)
(0.97 – 0.998)
(0.8 – 0.96)

Population average models with robust standard errors

* p < 0.05, **p < 0.01

Blank cells indicate variable not included in final model

Stevens et al. Harm Reduction Journal 2008 5:13   doi:10.1186/1477-7517-5-13

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