Table 1

Survey Questions and Response Options Probing ATV Exposure and Riding Behavior

Question	Response Options
Q1. How old are you (years)?	–
Q2. What is your gender?	Male
Q2. What is your gender?	Female
Q3. How often do you drive or ride on an ATV?	Almost daily
	About once a week
	About once a month
	Only a few times a year
	Never
Q4. Have you ever been in an ATV crash (rolled over, hit something, fallen off)?	Yes
	No
	Never been on an ATV
Q5. Have you ever ridden or driven an ATV with more than 1 person on the ATV?	Yes
	No
	Never been on an ATV
Q6. Have you ever ridden or driven an ATV on a public road?	Yes
	No
	Never been on an ATV
Q7. How often do you wear a helmet when riding an ATV?	Always or almost always
	More than half the time
	Less than half of the time
	Never or almost never
	Never been on an ATV