Table 1 Sample age, sex and smoking status by experimental condition.

		Smokers		Non‐smokers		Total
		14–15 years	16–17 years	14–15 years	16–17 years
Smoking Magazine	Males	22	22	23	22	89
	Females	23	22	25	21	91
	Total	45	44	48	43	180
Non‐smoking Magazine	Males	22	21	22	22	87
	Females	23	23	22	22	90
	Total	45	44	44	44	177
Grand total		90	88	92	87	357