Table 1.

Agreement between PRISM-5 DSM-5 and DSM-IV past-year substance use disorder diagnoses (N = 588).

Substance	% DSM-5	% DSM- IV	McNemar’s test^a p-value	Kappa^b (95% CI)

Alcohol	66.0	59.4	<.001	0.84 (0.79, 0.88)
Tobacco	62.1	52.2	<.001	0.80 (0.75, 0.85)
Cannabis	44.6	33.2	<.001	0.75 (0.70, 0.80)
Cannabis without withdrawal	43.7	33.2	<.001	0.76 (0.71, 0.81)
Cannabis without craving	39.5	33.2	<.001	0.78 (0.73, 0.84)
Cannabis without both withdrawal and craving	39.0	33.2	<.001	0.83 (0.78, 0.88)
Cocaine	44.7	40.5	<.001	0.91 (0.87, 0.94)
Heroin	24.1	23.6	0.083	0.99 (0.97, 1.00)
Opioids	15.6	14.6	0.014	0.96 (0.93, 0.99)
Sedatives	12.8	11.4	0.011	0.92 (0.87, 0.97)
Stimulants	2.9	2.7	0.317	0.97 (0.91, 1.00)

McNemar’s test evaluated whether there were significant differences between DSM-IV and DSM-5 SUD prevalences.

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.