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. Author manuscript; available in PMC: 2021 May 1.
Published in final edited form as: Psychol Trauma. 2019 Sep 16;12(4):373–380. doi: 10.1037/tra0000511

Table 1.

Characteristics of people who use illicit drugs in Vancouver, Canada, stratified by non-fatal drug overdose (N = 1059)

Non-fatal drug overdose*

Characteristic Yes (%) No (%) p - value
n = 171 n = 888

Provisional PTSD diagnosis
 Yes   94 (55.0) 320 (36.0) <0.001
 No   77 (45.0) 568 (64.0)
Age
 Median split   64 (37.4) 466 (52.5) <0.001
107 (62.6) 422 (47.5)
Gender
 Male 117 (68.4) 579 (65.2)   0.417
 Non-male   54 (31.6) 309 (34.8)
Ethnicity
 White   86 (50.3) 474 (53.4)   0.477
 Non-White   84 (49.1) 411 (46.3)
Homelessness*
 Yes   73 (42.7) 168 (18.9) <0.001
 No   96 (56.1) 717 (80.7)
Incarceration*
 Yes   24 (14.0)   44 (5.0) <0.001
 No 146 (85.4) 842 (94.8)
Public injection drug use*
 Yes   79 (46.2) 167 (18.8) <0.001
 No   92 (53.8) 718 (80.9)
Needed help injecting drugs*
 Yes   53 (31.0) 110 (12.4) <0.001
 No 118 (69.0) 778 (87.6)
Daily heroin injection*
 Yes   49 (28.7) 149 (16.8) <0.001
 No 122 (71.3) 739 (83.2)
Daily stimulant injection*
 Yes   37 (21.6) 110 (12.4)   0.001
 No 134 (78.4) 778 (87.6)
Daily prescription opioid use*
 Yes       8 (4.7)   16 (1.8)   0.021
 No 163 (95.3) 872 (98.2)
Daily alcohol use*
 Yes   17 (9.9)   72 (8.1)   0.431
 No 154 (90.1) 815 (91.8)
Opioid agonist treatment*
 Yes   83 (48.5) 395 (44.5)   0.0303
 No   87 (50.9) 492 (55.4)
*

Activities in the previous 6 months