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. Author manuscript; available in PMC: 2020 Aug 1.
Published in final edited form as: Drug Alcohol Depend. 2019 Jun 7;201:142–146. doi: 10.1016/j.drugalcdep.2019.03.028

Table 1.

Demographic characteristics of adults who reported lifetime opioid use (n=424)

Mean (SD)
Age 46.7 (10.45)
Frequency (%)
Male sex 271 (63.9)
Racea
 Black/African American 252 (59.4)
 White 125 (29.5)
 Otherb 12 (2.8)
Unemployedc 374 (88.2)
Homeless in past 6 months 197 (46.5)
Education level
 Grade 11 or less 167 (39.4)
 Grade 12 or GED 175 (41.3)
 Some college or more 82 (19.3)
Last time used prescription opioids
 Never 196 (46.2)
 More than a year ago 100 (23.6)
 In the last year 42 (9.9)
 In the last 3 months 86 (20.3)
Last time used heroin
 Never 4 (0.9)
 More than a year ago 81 (19.1)
 In the last year 39 (9.2)
 In the last 3 months 300 (70.8)
Last time injected drugs
 Never 20 (4.7)
 More than a year ago 136 (32.1)
 In the last year 43 (10.1)
 In the last 3 months 225 (53.1)
Witnessed overdose in past year 255 (60.1)
Personal overdose in past year 129 (30.4)
Low overdose responding self-efficacy 285 (67.2)
a

35 missing cases (8.3%)

b

Other includes American Indian or Alaskan Native, Mixed Race, and Hispanic/Latino ethnicity

c

7 missing cases (1.7%)