Table 2.

Descriptive Information for Reported Smoking Behaviors by ADHD Group.

	ADHD	nonADHD	p value	Cohen's d
Dependence
NDSS	−1.2 (.6)	−1.1 (.5)	ns	.18
FTND	3.9 (1.9)	3.6 (2.0)	ns	.15
Withdrawal (Difficulty Concentrating)	2.0 (1.1)	1.5 (1.0)	.02	.48
Craving	2.2 (1.1)	1.8 (1.1)	.04	.36
Quit Attempts
Number of Attempts	3.5 (7.1)	4.8 (16.9)	ns	.10
Length of Attempt	3.7 (1.6)	4.1 (1.6)	ns	.25

Note. Values represent mean values, parenthesis reflect standard deviation. Sample sizes are as follows: Dependence ADHD n=111, nonADHD n=31; Withdrawal ADHD n=208, nonADHD n=109; Craving ADHD n=208, nonADHD n=109; Quit Attempts ADHD n=112, nonADHD n=34.