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. Author manuscript; available in PMC: 2013 Aug 1.
Published in final edited form as: Drug Alcohol Depend. 2012 Feb 23;124(3):268–273. doi: 10.1016/j.drugalcdep.2012.01.019

Table 4.

Association of ADHD symptoms score, treatment, nicotine withdrawal symptoms and craving to smoke with smoking abstinence after target quit date (weeks 2, 4 and 6 post-quit).

Basic modela Basic model
plus withdrawal
symptoms		 Basic model
plus withdrawal
and craving
β (s.e.)
Total ADHD symptoms −0.01 (0.01) 0.01 (0.01) 0.004 (0.01)
OROS-MPH (vs. placebo) 0.17 (0.34) 0.02 (0.34) 0.08 (0.34)
Withdrawal symptoms −0.08 (0.03)* −0.002 (0.04)
Craving −0.79 (0.14)**
*

p<0.01,

**

p<0.0001

a.

Adjusted for age, gender, race, treatment, week of assessment, site, nicotine patch compliance, and osmotic-release oral system methylphenidate (vs. placebo) compliance.

ADHD: attention-deficit/hyperactivity disorder