From: Public health implications of vaping in the USA: the smoking and vaping simulation model
Age | Source | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | Relative difference 2013–2018 |
---|---|---|---|---|---|---|---|---|
US males | ||||||||
 18+ | SAVM | 21.4 | 20.4 | 19.4 | 18.5 | 17.5 | 16.7 | − 22.2% |
NHIS | 20.3 | 18.8 | 16.7 | 17.5 | 15.8 | 15.8 | − 22.2% | |
95% CI | 19.5–21.2 | 17.9–19.7 | 15.9–17.6 | 16.7–18.4 | 15.0–16.6 | 15.0–16.6 |  | |
 18–24 | SAVM | 19.9 | 18.2 | 16.6 | 15.3 | 14.2 | 13.3 | − 33.0% |
NHIS | 21.6 | 18.6 | 15.2 | 14.6 | 12.1 | 8.5 | − 60.8% | |
95% CI | 18.6–24.6 | 15.9–21.4 | 12.5–18.0 | 11.9–17.2 | 9.7–14.5 | 6.4–10.5 |  | |
 25–44 | SAVM | 27.3 | 26.3 | 25.2 | 24.0 | 22.8 | 21.6 | − 21.0% |
NHIS | 23.1 | 22.9 | 19.7 | 20.6 | 19.3 | 19.1 | − 17.2% | |
95% CI | 21.6–24.5 | 21.3–24.4 | 18.2–21.3 | 19.0–22.2 | 17.7–20.8 | 17.5–20.7 |  | |
 45–64 | SAVM | 20.4 | 19.5 | 18.6 | 17.8 | 17.1 | 16.3 | − 19.9% |
NHIS | 21.6 | 19.3 | 17.8 | 19.4 | 17.3 | 18.3 | − 15.2% | |
95% CI | 20.2–23.1 | 17.7–20.9 | 16.5–19.2 | 18.0–20.8 | 15.9–18.6 | 16.9–19.7 |  | |
 65+ | SAVM | 12.2 | 11.9 | 11.5 | 11.0 | 10.6 | 10.2 | − 16.6% |
NHIS | 10.6 | 9.7 | 9.8 | 10.2 | 9.0 | 9.9 | − 6.3% | |
95% CI | 9.3–12.0 | 8.4–11.0 | 8.5–11.1 | 8.9–11.5 | 7.9–10.2 | 8.7–11.1 |  | |
US females | ||||||||
 18+ | SAVM | 15.9 | 15.2 | 14.5 | 13.8 | 13.2 | 12.6 | − 20.7% |
NHIS | 15.4 | 14.9 | 13.5 | 13.6 | 12.1 | 12.0 | − 22.1% | |
95% CI | 14.7–16.1 | 14.1–15.7 | 12.8–14.2 | 12.9–14.2 | 11.5–12.8 | 11.3–12.6 |  | |
 18–24 | SAVM | 15.0 | 13.7 | 12.5 | 11.5 | 10.6 | 9.9 | − 33.7% |
NHIS | 15.4 | 14.8 | 11.1 | 11.4 | 8.5 | 7.3 | − 52.6% | |
95% CI | 13.0–17.8 | 10.6–18.9 | 9.0–13.3 | 9.4–13.3 | 6.5–10.5 | 5.2–9.4 |  | |
 25–44 | SAVM | 20.6 | 19.9 | 19.2 | 18.5 | 17.7 | 16.9 | − 17.6% |
NHIS | 17.0 | 17.4 | 15.6 | 14.7 | 12.9 | 14.2 | − 16.6% | |
95% CI | 15.8–18.2 | 16.1–18.6 | 14.4–16.9 | 13.6–15.9 | 11.8–14.1 | 12.9–15.5 |  | |
 45–64 | SAVM | 16.2 | 15.6 | 14.9 | 14.4 | 13.8 | 13.3 | − 18.1% |
NHIS | 18.1 | 16.8 | 15.8 | 16.8 | 15.3 | 14.3 | − 20.9% | |
95% CI | 16.8–19.3 | 15.6–18.0 | 14.6–17.1 | 15.6–18.0 | 14.1–16.5 | 13.1–15.5 |  | |
 65+ | SAVM | 8.2 | 7.8 | 7.4 | 7.1 | 6.8 | 6.5 | − 20.3% |
NHIS | 7.6 | 7.6 | 7.6 | 7.6 | 7.8 | 7.3 | − 4.0% | |
95% CI | 6.6–8.6 | 6.5–8.6 | 6.5–8.6 | 6.7–8.6 | 6.8–8.7 | 6.4–8.2 |  |