TABLE 2

Prevalence Rates (n and %) for E-Cigarettes and Other Substance Use

FrequencyFrequency of E-Cigarette UsePast-Month E-Cigarette Use
Never137671%None159482%
1–2 times1649%Once1247%
3–4 times22111%Twice593%
Yearly402%≥3 times1578%
Monthly583%
Weekly452%
Daily332%
FrequencyFrequency of Cigarette UseFrequency of Alcohol UseFrequency of Marijuana UsePast-Month Heavy Drinking
Never165285%102653%159182%None170988%
1–2 times1216%40321%995%Once1216%
3–4 times744%23612%734%Twice412%
Yearly292%1669%603%≥3 times664%
Monthly292%724%452%
Weekly15<1%251%372%
Daily16<1%7<1%282%
  • N for rates = ~1930.