Table 3.

Regression of Key Variables on Negative Mood Change

	B	SE	T	p
Baseline predictors, full sample (n = 234)
Gender	−.10	.21	−1.55	.12
NA expectancies	−.22	.15	−2.37	.02*
Nicotine dependence	.06	.21	.54	.59
No. of biological parent ever-smokers	.10	.14	1.54	.13
No. of days smoked in last 30 days	.16	.01	1.58	.12
6-Month predictors, extended-smoking sample (n = 128)
Gender	−.30	.21	−3.50	.001***
NA expectancies	−.32	.15	−2.78	.006**
Nicotine dependence	−.06	.20	−.42	.68
No. of biological parent ever-smokers	−.19	.14	−2.18	.03*
No. of days smoked in last 30 days	.31	.01	2.61	.01**

Note. Gender is coded as female = 1, male = 2; NA = negative affect; *p < .05; **p < .01; ***p < .001.