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Table 3 Differences in positive marijuana detection pre vs. post commercialization in Colorado, by hospital location

From: The impact of recreational marijuana commercialization on traumatic injury

 

Colorado hospitals

Non-Colorado hospitals

 

Covariate, %

Marijuana detected Pre (n = 265)

Marijuana detected Post (n = 299)

P value

Marijuana detected Pre (n = 476)

Marijuana detected Post (n = 632)

P value

Age (years), mean

34.1

36.6

0.04

32.4

33.1

0.35

Male sex

74.0%

78.9%

0.16

76.1%

78.0%

0.44

Non-White race

34.3%

26.1%

0.03

40.8%

55.7%

< 0.001

Glasgow Coma score 3–8

16.1%

15.1%

0.74

13.7%

16.5%

0.20

Injury severity score, mean

12.2

11.5

0.44

10.1

11.5

0.02

SBP < 90 mmHg

4.6%

4.1%

0.76

3.8%

5.6%

0.17

Penetrating Mechanism

7.6%

9.0%

0.70

16.2%

16.9%

0.09

Cause of injury

  

0.13

  

0.14

Motor vehicle crash

49.8%

41.4%

 

52.9%

49.7%

 

Fall

20.4%

26.8%

 

12.8%

13.6%

 

Sports related

10.9%

9.4%

 

2.9%

1.4%

 

Assault/Stab/GSW

15.9%

17.4%

 

20.2%

25.2%

 

Other

3.0%

5.4%

 

11.1%

10.1%

 

Full activation

47.6%

41.8

0.16

41.8%

51.3%

< 0.001

ICU admission

45.7%

53.5%

0.77

47.9%

47.0%

0.77

Mortality

2.6%

1.7%

0.43

3.4%

2.2%

0.24

  1. Pre-commercialization, 2012–2013. Post- commercialization, 2014–2015. SBP systolic blood pressure, GSW gunshot wound, ICU intensive care unit. Bolding denotes p values that met the alpha < 0.05 significance level