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Table 2 Characteristics of cases and controls (n = 5401)

From: Alcohol, psychoactive substances and non-fatal road traffic accidents - a case-control study

 

Cases% (n = 96)

Controls% (n = 5305)

Test statistica

Demographics

   

Gender

  

X2 = 0.638

 Male

76 (73)

72 (3839)

P = 0.424

 Female

24 (23)

28 (1466)

 

Age Groups

  

X2 = 24.507

 17-24

23 (22)

9 (481)

P < 0.001

 25-34

22 (21)

18 (946)

 

 35-49

28 (27)

36 (1890)

 > 50

27 (26)

38 (1988)

Sampling Time

  

Season

  

X2 = 21.276

1 Spring (Mar-May)

23 (22)

34 (1824)

P < 0.001

2 Summer (Jun-Aug)

22 (21)

13 (687)

 

3 Autumn (Sep-Nov)

20 (19)

31 (1643)

4 Winter (Dec-Feb)

35 (34)

22 (1151)

Day and time

  

X2 = 47.346

1 Mon-Fri

04-10

21 (20)

11 (557)

P < 0.001

2 Mon-Fri

10- 16

22 (21)

27 (1439)

 

3 Mon-Thu

16- 22

24 (23)

10 (525)

 

4 Mon-Thu

22- 04

7 (7)

5 (256)

 

5 Sat + Sun

04- 10

5 (5)

3 (180)

 

6 Sat + Sun

10- 16

5 (5)

19 (1026)

 

7 Fri-Sun

16- 22

7 (7)

18 (967)

 

8 Fri-Sun

22- 04

8 (8)

7 (355)

 
  1. aChi- square test.