Table 3.

Results of multivariate analysis comparing people who never receive a prescription for their morphine to those who receive it regularly or not

Associated factors	Ajusted OR	95%CI	P (Wald)
Age			< .01
< 25 Versus > 45 years	5.2	[1.5–17.9]
25–34 Versus > 45 years	1.9	[0.6–6.1]
35–45 Versus > 45 years	0.8	[0.2–2.9]
Do you inject morphine regularly (several times a week or daily) or occasionally?			< .01
Occasionally versus regularly	4.1	[1.9–8.8]
Do you ever take any of your morphine by oral route?			0.02
No Versus Yes	2.3	[1.2–6.3]