Waterpipe Nicotine Dependence and Depressive Symptoms among Adolescent Waterpipe and Dual Users

Table 3

Comparisons between WTP smokers and dual users∗ǂ.

Variable	WTP smokers	Dual users	p value
WTP Nicotine Dependence Scale^1	63.763 (59.037, 68.489)	77.107 (69.906, 84.309)	0.001
Depressive Symptoms Scale^2	9.914 (9.364, 10.463)	10.593 (8.926, 12.261)	0.175
Waterpipes smoked per week	2.615 (1.586, 3.644)	4.074 (2.022, 6.127)	0.145

Plus-minus values are means ± SD. ǂAdjusted for weights (the total number of observations after weight adjustment is 123,083) and clusters. ¹WTP Nicotine Dependence Scale ranges from 37 to 185. ²Depressive Symptoms Scale ranges from 6 to 24.