Table 2.

Number of websites with age restriction on website access.

Product type	Age ≥21 years	Legal age of product consumption	Age ≥18 years	Age ≥13 years with parental consent if under 18 years or the legal age of majority	Age ≥13 years	No age restrictions
Tobacco (n=2), TOSa number, n (%)	2 (100)	0 (0)	0 (0)	0 (0)	0 (0)	0 (0)
Alcohol (n=5), TOS number, n (%)	2 (40)	3 (60)	0 (0)	0 (0)	0 (0)	0 (0)
Pharmaceuticals (n=2), TOS number, n (%)	0 (0)	0 (0)	1 (50)	0 (0)	0 (0)	1 (50)
Fast food (n=3), TOS number, n (%)	0 (0)	0 (0)	0 (0)	3 (100)	0 (0)	0 (0)
Firearms (n=3), TOS number, n (%)	0 (0)	0 (0)	0 (0)	0 (0)	1 (33)	2 (67)

^aTOS: terms of service.