TABLE 3.

Isolation scores and sociodemograhics as a function of latent class membership

	n (%) or M (SD)					P value
	Full sample (N = 566)	Nonusers (n = 386)	Cigarette/ECIG experimenters (n = 70)	Current ECIG users (n = 65)	Polytobacco users (n = 45)
Isolation score	6.1 (1.1)	5.7 (0.9)	6.4 (1.2)	5.9 (1.1)	6.4 (1.4)	<.001
% Female sex	343 (60.6)	246 (63.6)	43 (61.1)	34 (52.3)	20 (43.5)	.035
Age	16.2 (1.2)	15.7 (1.2)	16.5 (1.2)	16.0 (1.2)	16.6 (1.2)	<.001
% Parents with ≥						.118
college degree
0	165 (29.2)	88 (22.7)	39 (54.2)	25 (38.5)	15 (32.6)
1	127 (22.4)	77 (20.0)	20 (27.8)	17 (26.2)	13 (28.3)
2	241 (42.6)	201 (52.0)	10 (13.9)	18 (27.7)	12 (26.1)

Note. M, mean; SD, standard deviation; P values are from one-way ANOVA (df = 563) for continuous variables and chi-square tests (df = 2) for categorical variables.