Table 1. Prevalence of Past-Year Opioid Misuse by Age and Cohorta.
| Age, y | Prevalence, % (95% CI) | ||||
|---|---|---|---|---|---|
| 2002 Cohort | 2005 Cohort | 2008 Cohort | 2011 Cohort | 2014 Cohort | |
| 12 | 2.18 (1.59-2.78) | 2.76 (1.94-3.57) | 2.68 (1.92-3.44) | 2.79 (2.04-3.54) | 2.07 (1.46-2.68) |
| 13 | 4.26 (3.32-5.19) | 3.46 (2.68-4.24) | 3.30 (2.55-4.06) | 3.04 (2.23-3.84) | 2.13 (1.49-2.77) |
| 14 | 6.73 (5.52-7.93) | 5.08 (4.08-6.07) | 4.21 (3.26-5.16) | 4.46 (3.39-5.54) | 3.12 (2.04-4.19) |
| 15 | 6.90 (5.74-8.05) | 7.22 (6.08-8.35) | 7.60 (6.45-8.75) | 6.04 (4.59-7.49) | 3.84 (2.93-4.75) |
| 16 | 10.27 (9.11-11.44) | 9.89 (8.73-11.05) | 7.47 (5.94-9.01) | 6.10 (4.98-7.22) | 3.54 (2.67-4.42) |
| 17 | 10.88 (9.62-12.14) | 10.28 (8.89-11.68) | 7.41 (6.30-8.53) | 6.32 (4.96-7.67) | 4.00 (3.06-4.94) |
| 18 | 11.69 (9.97-13.40) | 9.63 (8.34-10.92) | 7.33 (5.52-9.14) | 5.40 (3.84-6.96) | NA |
| 19 | 12.25 (10.38-14.11) | 9.37 (7.72-11.02) | 8.61 (7.10-10.13) | 4.96 (3.63-6.29) | NA |
| 20 | 11.31 (9.28-13.34) | 10.59 (8.94-12.24) | 7.17 (5.59-8.75) | 5.32 (3.68-6.95) | NA |
| 21 | 8.91 (7.03-10.79) | 9.62 (7.55-11.68) | 7.65 (5.79-9.51) | NA | NA |
Abbreviation: NA, not applicable.
a
Data are from the 2002-2019 National Survey on Drug Use and Health public-use files. The 2011 cohort included individuals aged 20 years in 2019 and the 2014 cohort included those aged 17 years in 2019, the last year of NSDUH data analyzed.