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