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. Author manuscript; available in PMC: 2019 Dec 1.
Published in final edited form as: Injury. 2018 Sep 20;49(12):2186–2192. doi: 10.1016/j.injury.2018.09.035

Table 2.

Substance use confirmed among decedents by cause of injury.

All injuries
% (95% CI)
Traffic-related
% (95% CI)
Homicides
% (95% CI)
Suicides
% (95% CI)
Falls
% (95% CI)
Poisoning
% (95% CI)
All others
% (95% CI)
n 365 56 104 44 26 21 114
General positivity
At least one 55.3 (50.2–60.4) 57.1 (43.6–69.7) 59.6 (49.8–68.7) 34.1 (21.3–49.7) 50.0 (30.5–69.5) 81.0 (56.4–93.3) 55.3 (45.9–64.2)
Only alcohol 17.3 (13.7–21.5) 21.4 (12.4–34.5) 14.4 (8.8–22.7) 9.1 (3.3–22.6) 26.9 (12.7–48.3) 9.5 (2.1–34.0) 20.2 (13.7–28.7)
Only drugs 25.2 (21.0–29.9) 14.3 (7.1–26.5) 25.0 (17.5–34.4) 20.5 (10.7–35.5) 15.4 (5.5–36.3) 61.9 (38.3–80.9) 28.1 (20.5–37.1)
Two or more 12.9 (9.8–16.7) 21.4 (12.4–34.5) 20.2 (13.5–29.2) 4.5 (1.1–17.3) 7.7 (1.7–28.1) 9.5 (2.1–34.0) 7.0 (3.5–13.5)
Specific positivity
Alcohol 30.1 (25.6–35.1) 42.9 (30.3–56.4) 34.6 (26.0–44.4) 13.6 (6.1–27.9) 34.6 (18.2–55.7) 19.0 (6.7–43.6) 27.2 (19.7–36.2)
Cocaine 21.9 (18.0–26.5) 21.4 (12.4–34.5) 30.8 (22.5–40.4) 9.1 (3.3–22.6) 3.8 (0.5–25.4) 42.9 (22.6–65.8) 19.3 (13.0–27.7)
Cannabis 14.0 (10.8–17.9) 19.6 (11.0–32.6) 19.2 (12.7–28.1) 2.3 (0.3–15.5) 0 28.6 (12.5–52.9) 11.4 (6.7–18.8)
Benzodiazepines 11.5 (8.6–15.2) 7.1 (2.6–18.0) 7.7 (3.8–14.8) 18.2 (9.1–33.0) 19.2 (7.7–40.4) 14.3 (4.2–38.7) 12.3 (7.4–19.8)
Alcohol + ocaine 8.8 (6.3–12.2) 12.5 (5.9–24.4) 16.3 (10.3–24.9) 2.3 (0.3–15.5) 0 9.5 (2.1–34.0) 4.4 (1.8–10.2)
Alcohol + annabis 4.1 (2.5–6.7) 12.5 (5.9–24.4) 2.8 (0.9–8.7) 2.3 (0.3–15.5) 0 9.5 (2.1–34.0) 1.8 (0.4–6.9)
Alcohol + Benzodiazepines 3.3 (1.9–5.7) 1.8 (0.2–12.3) 5.8 (2.6–12.4) 2.3 (0.3–15.5) 7.7 (1.7–28.1) 0 1.8 (0.4–6.9)