APPENDIX B: Other drug use


APPENDIX B: SYNOPSIS OF YRBS RESULTS, 1991 THRU 1999
[NOTE: YRBS results from 1991-1993 are not necessarily comparable with later years because of differences in sampling methods and editing.]

OTHER DRUG USE
	1991	1993	1995	1997	1999
	%	%	%	%	%
MARIJUANA USE
OREGON*
Used marijuana, ever	32	30	41	44	42
Used marijuana, prior to age 13	10	11	9	11	11
Used marijuana, past 30 days	13	14	25	23	21
Used marijuana on school property, past 30 days	na	5	9	7	5
U.S. DATA**
Used marijuana, ever	31	33	42	47	47
Used marijuana, prior to age 13	7	7	8	10	11
Used marijuana, past 30 days	15	18	25	26	27
Used marijuana on school property, past 30 days	na	6	9	7	7
OTHER DRUG USE
OREGON*
Used any form of cocaine, including powder, crack, or freebase, ever	7	7	7	7	6
Used any form of cocaine, including powder, crack, or freebase, prior to age 13	2	3	<1	<1	na
Used any form of cocaine, including powder, crack, or freebase, past 30 days	2	3	2	2	2
Used steroid pills or shots without a doctor's prescription, ever	4	3	1	2	2
Lifetime injecting illegal drug use	6	3	1	1	1
Have been offered, sold, or given an illegal drug on school property, past 12 months	na	27	40	35	24
U.S. DATA**
Used any form of cocaine, including powder, crack, or freebase, ever	6	5	7	8	10
Used any form of cocaine, including powder, crack, or freebase, prior to age 13	1	1	1	1	na
Used any form of cocaine, including powder, crack, or freebase, past 30 days	2	2	3	3	4
Used steroid pills or shots without a doctor's prescription, ever	3	2	4	3	4
Lifetime injecting illegal drug use	na	1	2	2	2
Have been offered, sold, or given an illegal drug on school property, past 12 months	na	24	32	32	30

* Oregon data is unweighted % for years 1991 and 1993 and weighted % for years 1995, 1997, and 1999

**CDC data is weighted for all years