Table 1 Demographic characteristics of participants making unplanned purchases and being influenced by point-of-sale (POS) tobacco displays

	Cigarette purchase		χ²	p Value	POS display		χ²	p Value
	Planned	Unplanned	χ²	p Value	No influence	Influence	χ²	p Value
Sex:
Male	73 (81%)	17 (19%)	0.818	0.366	74 (82%)	16 (18%)	0.275	0.600
Female	88 (76%)	28 (24%)			92 (79%)	24 (21%)
Total	161 (78%)	45 (22%)			166 (81%)	40 (19%)
Age:
18–24	36 (69%)	16 (31%)	3.245	0.072	40 (77%)	12 (23%)	0.595	0.440
25+	125 (81%)	29 (19%)			126 (82%)	28 (18%)
Total	161 (78%)	45 (22%)			166 (81%)	40 (19%)
Socioeconomic status quartiles:
First	53 (77%)	16 (23%)	0.723	0.868	55 (80%)	14 (20%)	1.177	0.758
Second	47 (80%)	12 (20%)			50 (85%)	9 (15%)
Third	44 (77%)	13 (23%)			45 (79%)	12 (21%)
Fourth	17 (85%)	4 (19%)			16 (76%)	5 (24%)
Total	161 (78%)	45 (22%)			166 (81%)	40 (19%)