Table 2.
Agreement between PRISM-5 DSM-5 past-year substance use disorder and DSM-IV past-year substance dependence diagnoses (N = 588).
| Substance | % DSM-5 | % DSM-IV | McNemar’s testa p-value | Kappab (95% CI) |
|---|---|---|---|---|
|
| ||||
| Alcohol | 66.0 | 53.7 | <.001 | 0.75 (0.70, 0.80) |
| Tobacco | 62.1 | 46.4 | <.001 | 0.69 (0.64, 0.75) |
| Cannabis | 44.6 | 26.9 | <.001 | 0.63 (0.57, 0.69) |
| Cocaine | 44.7 | 39.1 | <.001 | 0.89 (0.85, 0.92) |
| Heroin | 24.1 | 23.0 | <.01 | 0.97 (0.94, 0.99) |
| Opioids | 15.6 | 13.1 | <.001 | 0.90 (0.85, 0.95) |
| Sedatives | 12.8 | 10.4 | <.001 | 0.88 (0.82, 0.94) |
| Stimulants | 2.9 | 2.6 | 0.157 | 0.94 (0.85, 1.00) |
a
McNemar’s test evaluated whether there were significant differences between DSM-IV dependence and DSM-5 SUD prevalences.
b
Degree of agreement, indicated by kappa values: 0–0.20, poor; 0.21–0.40, fair; 0.41–0.60, moderate; 0.61–0.80, substantial; and 0.81–1.00, excellent.