Table 2.
Prevalence of Past-year World Health Organization Composite International Diagnostic Interview-based Mental Disorders in 2002 and 2018.
| 2002 Sample Past Year | 2018 Sample Past Year | |||
|---|---|---|---|---|
| %a | 95% CI | % | 95% CI | |
| Any mood or anxiety disorder | 11.8 | 10.5 – 13.1 | 27.6 | 25.8 – 29.5 |
| MDE | 7.6 | 6.5 – 8.8 | 19.5 | 18.0 – 21.2 |
| Any anxiety disorder | 7.1 | 6.1 – 8.3 | 25.6 | 24.9 – 27.4 |
| PTSD | 2.9 | 2.3 – 3.6 | 9.9 | 8.8 – 11.2 |
| GAD | 1.9 | 1.4 – 2.5 | 7.3 | 6.3 – 8.5 |
| Panic disorder | 1.8 | 1.3 – 2.5 | 11.0 | 9.6 – 12.4 |
| SAD | 3.3 | 2.6 – 4.1 | 13.6 | 12.2 – 15.1 |
| Level of Comorbidityb | ||||
| 1 Disorder | 7.5 | 6.5 – 8.7 | 10.2 | 9.0 – 11.6 |
| 2 Disorders | 2.1 | 1.6 – 2.7 | 5.6 | 4.7 – 6.6 |
| 3+ Disorders | 1.7 | 1.2 – 2.4 | 10.6 | 9.3 – 12.0 |
| Alcohol abuse or dependence | —c | — | 3.8 | 3.0 – 4.7 |
| Alcohol abuse | — | — | 1.5 | 1.1 – 2.1 |
| Alcohol dependence | 3.8 | 3.0 – 4.8 | 2.3 | 1.7 – 3.0 |
Note. MDE = major depressive episode, PTSD = post-traumatic stress disorder, GAD = generalized anxiety disorder, SAD = social anxiety disorder.
a Weighted percentages, bNot including alcohol use disorders, cCannot include due – measurement issues with CCHS-CFS 2002.