Table 2.

Measures in non-current and current smokers.

Measures at Time 1			Time 1		Time 2
			Non-current smokers	Current smokers	Non-current smokers	Current smokers
Age		(Mean ± SD)	16.18 ± 0.55	16.41 ± 0.51	16.18 ± 0.56	16.36 ± 0.49
Gender	Male	N(%)	76 (46.3)	15 (88.2)	73 (45.9)	18 (81.8)
	Female	N(%)	88 (53.7)	2 (11.8)	86 (54.1)	4 (18.2)
School type	Academic	N(%)	95 (57.9)	4 (23.5)	92 (57.9)	7 (31.8)
	Vocational	N(%)	69 (42.1)	13 (76.5)	67 (42.1)	15 (68.2)
IGT net score		(Mean ± SD)	4.20 ± 21.52	−2.59 ± 17.20	4.44 ± 19.58	−2.82 ± 28.62
Deck A		(Mean ± SD)	19.27 ± 6.22	21.71 ± 5.08	19.53 ± 6.11	20.27 ± 6.06
Deck B		(Mean ± SD)	28.63 ± 9.21	29.59 ± 7.70	28.25 ± 8.50	31.14 ± 12.17
Deck C		(Mean ± SD)	24.79 ± 7.93	23.65 ± 4.64	24.75 ± 7.07	24.18 ± 11.32
Deck D		(Mean ± SD)	27.31 ± 11.32	25.06 ± 10.35	24.47 ± 10.94	24.41 ± 13.05
Recency		(Mean ± SD)	0.23 ± 0.36	0.13 ± 0.26	0.23 ± 0.33	0.18 ± 0.31
Weight to gain vs. loss		(Mean ± SD)	0.40 ± 0.36	0.37 ± 0.38	0.42 ± 0.37	0.22 ± 0.25*
Consistency		(Mean ± SD)	3.93 ± 4.01	5.27 ± 4.22	4.11 ± 4.09	3.68 ± 3.73
Working memory		(Mean ± SD)	61.81 ± 6.81	60.59 ± 6.60	61.92 ± 6.84	60.27 ± 6.20
Academic performance		(Mean ± SD)	3.56 ± 1.07	3.00 ± 1.06*	3.56 ± 1.01	3.05 ± 1.07*
DURING THE PAST 30 DAYS, ON THE DAYS YOU SMOKED, HOW MANY CIGARETTE DID YOU SMOKE PER DAY?
I did not smoke cigarettes during the past 30 days		N(%)	164 (100)		159 (100)
Less than 1 cigarette per day		N(%)		7 (41.2)		6 (27.3)
1 cigarette per day		N(%)		3 (17.6)		2 (13.6)
2–5 cigarettes per day		N(%)		5 (29.4)		10 (45.5)
6–10 cigarettes per day		N(%)		2 (11.8)		1 (4.5)
11–20 cigarettes per day		N(%)				1 (4.5)
More than 20 cigarettes per day		N(%)				1 (4.5)

^*P < 0.05; Comparing to non-current smokers.