. Author manuscript; available in PMC: 2018 Feb 1.

Published in final edited form as: J Am Acad Child Adolesc Psychiatry. 2016 Nov 25;56(2):124–132.e2. doi: 10.1016/j.jaac.2016.11.006

Table 1.

Cumulative Prevalence Estimates of Cannabis Disorder and Frequency of Use by Age 30

	Overall	Non-Indians		Indians		Sex Differences	Race/Ethnicity Differences
		Female	Male	Female	Male	Sex Differences	Race/Ethnicity Differences
Total	N=1,420	n=464	n=607	n=166	n=183
	% (n)	% (n)	% (n)	% (n)	% (n)	p	p
Cumulative Diagnoses – 3-Month Timeframe
3-month DSM-5 CUD	17.9 (269)	12.3 (60)	23.2 (138)	11.5 (19)	28.4 (52)	.002	.39
3-month DSM-IV abuse/dependence	20.5 (290)	12.1 (66)	28.5 (150)	16.3 (27)	25.7 (47)	<.001	.86
Cumulative Use – Ever Time Frame
Ever daily use	34.4 (548)	23.8 (119)	43.9 (277)	35.5 (59)	50.8 (93)	<.001	.006
Ever weekly use	47.9 (714)	40.3 (184)	54.6 (337)	45.2 (75)	64.5 (118)	.001	.03
Ever any use	71.5 (1038)	68.7 (327)	73.8 (442)	75.9 (126)	78.1 (143)	.22	.07

Note: Bolded values are significant at p <.05. CUD = cannabis use disorder.