Table 1.

Sample Characteristics (N = 124)

	Academic School (N = 62)		Professional School (N = 62)
	Frequency (%)	Range	Frequency (%)	Range
Demographic information
Mean age in years (SD)	16.1 (0.50)	15–17	16.3 (0.63)	15–18
Ever smoked a cigarette	35.5		46.8
Smoked in the past 30 days	3.28		11.5
Intention to smoke in the next 12 months	17.7		32.3
Observational behavior ratings, mean (SD)		1–5		1–5
Participated in the discussion	3.4 (1.0)		3.2 (1.0)
Interacted with classmates	3.2 (0.95)		3.1 (0.92)
Paid attention to classmates	3.2 (0.73)		3.3 (0.67)
Shy and withdrawn	2.2 (0.93)		2.2 (0.98)
Disruptive behavior or language	1.7 (0.55)		1.8 (0.64)
No. of students who were especially dominant	0.17 (0.29)	0–1	0.16 (0.32)	0–1
No. of students who were especially withdrawn	0.13 (0.26)	0–1	0.15 (0.29)	0–1