Table 1. Descriptives of the sample.

Demographic Variable	Response Categories	Frequency	Valid Percentage
Gender	Male	409	49.8
	Female	412	50.2
Socioeconomic status	Attending disadvantaged school	229	28.1
	Attending a non-disadvantaged school	592	71.9
Birth Region	Ireland / UK	685	83.6
	Eastern European Country	63	7.8
	Elsewhere	73	8.6
Personal Tobacco Use	Current Smoker	151	18.4
	Ever Smoker	240	29.2
	Never Smoker	430	52.4
Family Tobacco Use	Smoker in immediate family	384	46.8
	No smoker in immediate family	437	53.2
E-Cigarette Use	Ever smoked e-cigarettes	196	24.0
	Never smoked e-cigarettes	625	76.0