Skip to main content
. Author manuscript; available in PMC: 2009 Oct 4.
Published in final edited form as: Am J Addict. 2009 Jul–Aug;18(4):316–320. doi: 10.1080/10550490902925490

Table 1.

Smoking Behaviors among Opioid Dependent Clients


Baseline (n=231)
6 months (n=219)
12 months (n=210)
P-value
Current smokers (%, n) 95% (219) 85% (186) 88% (185) .002*
Number of cigarettes per day (Mean, SD) 11.4 (7.9) 11.1 (9.0) 11.0 (8.3) .87
CO-level (Mean, SD)** 13.4 (7.4) 12.6 (8.7) 13.0 (9.1) .56
*

p < .05

Mean number of cigarettes per day for current smokers only.

**

Missing number of cases for CO-level is 21 at 12-months follow-up.