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Table 3 Prevalence of any substance at time of admittance to the hospital, and substance influence as well as mean score of points by gender, age, place of injury, type of injury, day of week and time of day at time of injury

From: Influence of alcohol and other substances of abuse at the time of injury among patients in a Norwegian emergency department

  n (%) Prevalence % Influence % Mean score of points in influenced patients (95 % CI)
Gender     
 Female 378 (38) 34.9 22.5 3.5 (3.0–4.0)
 Male 618 (62) 42.4 38.7 4.2 (3.9–4.4)
Age     
 18–35 349 (35) 48.1 47 3.8 (3.5–4.1)
 36–64 388 (39) 34.0 29.4 4.8 (4.4–5.2)
 ≥65 259 (26) 36.3 17.8 2.9 (2.2–3.5)
Place of injury     
 Home 188 (18.9) 46.3 31.4 3.3 (2.7–3.9)
 Bar/café/restaurant 43 (4.3) 88.4 88.4 4.2 (3.6–4.8)
 Place of work 84 (8.4) 8.3 4.8 2.3 (0.4–4.1)
 Other place 205 (20.6) 37.6 31.7 4.1 (3.5–4.7)
 Street 460 (46.2) 38.3 32.6 4.2 (3.9–4.5)
Type of injury     
 Violence 125 (12.6) 76.0 74.4 3.9 (3.5–4.3)
 Fall 487 (48.9) 40.7 30.8 4.0 (3.7–4.4)
 Other 384 (38.6) 26.3 21.1 4.1 (3.6–4.6)
Day of week     
 Weekday 528 (53) 29.5 21.6 4.0 (3.5–4.4)
 Weekend 468 (47) 50.9 44.9 4.0 (3.8–4.3)
Time of day     
 Daytime (08–20) 594 (59.6) 23.4 14.0 3.8 (3.2–4.4)
 Nighttime (20–08) 402 (40.4) 63.4 60.0 4.1 (3.8–4.3)
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