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. Author manuscript; available in PMC: 2017 Nov 1.
Published in final edited form as: J Addict Med. 2016 Nov-Dec;10(6):429–436. doi: 10.1097/ADM.0000000000000256

Table 3.

Patterns of other substance use among cannabis-polydrug ED visits: 2004-2011 DAWN

Cannabis-involved
admissions
Other
substances
identified
Cocaine Heroin Stimulantsa Hallucinogensb Inhalants Opiates/
Opioidsc
Sedatives
/Benzodiazepinesd

N Row %e Row % e Row % e Row % e Row % e Row % e Row % e
ED visits 1,662,765 44.1 7.9 15.4 9.9 0.5 26.9 29.1
Age in years
12-17 153,313 22.4 3.6 14.6 14.7 1.7 21.4 27.2
18-20 216,432 28.8 7.9 14.1 16.7 1.0 28.2 28.6
21-24 266,909 34.6 10.2 15.8 12.1 0.4 32.1 31.9
25-29 260,922 41.3 9.1 15.8 10.8 0.3 30.6 32.1
30-34 206,232 47.7 7.6 16.3 10.1 0.2 28.8 32.9
35-44 316,012 61.4 8.6 12.0 5.5 0.2 23.4 26.4
45-64 238,742 59.8 6.6 9.3 2.9 0.2 22.9 24.7
65+ 4,203 47.1 2.7 4.5 - - 20.5 23.2
Sex
Male 1,064,700 45.3 8.7 12.9 10.7 0.6 26.1 26.8
Female 597,730 42.2 6.6 15.5 8.5 0.3 28.4 33.2
Race/ethnicity
White, non-Hispanic 982,772 33.2 8.6 15.8 6.9 0.5 36.8 38.3
Black, non-Hispanic 393,061 67.2 5.4 4.0 16.8 0.4 12.7 14.1
Hispanic or Latino 144,201 54.8 9.4 19.4 10.1 0.8 9.6 15.0
Other races 15,210 42.2 6.1 24.5 13.2 0.3 12.0 18.2

A dash (-) indicated an estimated with a relative standard error (RSE) greater than 50% or an estimated based on fewer than 30 visits.

Results are weighted estimates.

a

Stimulants: methamphetamine and amphetamine.

b

Hallucinogens: MDMA (Ecstasy), phencyclidine (PCP), d-lysergic acid diethylamide (LSD), miscellaneous hallucinogens.

c

Opiates/opioids: narcotic pain relievers (buprenorphine, codeine, fentanyl, hydrocodone, hydromorphone, morphine, oxycodone, proxyphene products and methadone, and unspecified opiates/opioids.

d

Sedatives/benzodiazepines: barbiturates, benzodiazepines (alprazolam, clonazepam, diazepam, lorazepam), diphenhydramine, hydroxyzine and zolpidem.

e

Row % was calculated by the number of other specific substance combined with cannabis divided number of any other substance identified for each demographic groups.