Table 1.

Characteristics of the Sample

Variable	Level	N	%
Gender	Female	566	51
	Male	540	49
Race	Black	145	13
	White	833	75
	Other race	128	12
Household smoking	At least one member smokes	412	37
	No household members smoke	694	63
Hedonic capacity	Low (≤34)	561	51
	High (>34)	545	49
Binary smoking, spring 10th grade	Smoked 0 cigarettes in the past 30 days	962	89
	Smoked ≥1 cigarettes in the past 30 days	120	11
Binary smoking, fall 11th grade	Smoked 0 cigarettes in the past 30 days	822	88
	Smoked ≥1 cigarettes in the past 30 days	108	12
Binary smoking, spring 11th grade	Smoked 0 cigarettes in the past 30 days	848	90
	Smoked ≥1 cigarettes in the past 30 days	98	10
Binary smoking, fall 12th grade	Smoked 0 cigarettes in the past 30 days	841	87
	Smoked ≥1 cigarettes in the past 30 days	120	13
		Mean	SD
Age		15.70	0.56
Impulsivity		7.99	1.43
Depressive symptoms		15.54	10.42
Parental monitoring		11.98	2.83
Peers smoking (0–9 peers)		1.77	2.50
Cigarettes smoked, spring 10th grade		3.43	3.64
Cigarettes smoked, fall 11th grade		3.22	3.39
Cigarettes smoked, spring 11th grade		3.86	3.18
Cigarettes smoked, fall 12th grade		3.67	3.81