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Table 1 Comparison of characteristics between youth sustaining severe and non-severe injuries after BMVC

From: Child and adolescent bicycling injuries involving motor vehicle collisions

Bicyclist Factors

Collision resulting in severe injuries (%)

Collision resulting in non-severe injuries (%)

Unadjusted odds ratio (95% CI)

Adjusted odds ratio a(95% CI)

 

n = 43

n = 380

  

Bicyclist Action

 Driving Properly

9 (20.9)

100 (28.2)

1.00

1.00

 Failure to Yield at Uncontrolled Intersection

4 (9.3)

28 (7.9)

1.59 (0.45–5.54)

1.35 (0.38–4.77)

 Traffic Control Device Violation

3 (7.0)

50 (15.2)

0.67 (0.17–2.57)

0.69 (0.18–2.67)

 Other (Improper turn/lane change etc.)

7 (16.3)

49 (13.8)

1.59 (0.56–4.51)

1.53 (0.53–4.42)

 Unknown

20 (46.5)

153 (36.1)

1.45 (0.64–3.32)

1.39 (0.60–3.21)

Age (Years)

  < 7

5 (11.6)

27 (7.1)

1.00

1.00

 7 to 12

19 (44.2)

139 (36.3)

0.74 (0.25–2.14)

0.83 (0.28–2.48)

 13–17

19 (44.2)

214 (56.3)

0.48 (0.17–1.39)

0.53 (0.18–1.55)

Sex

 Female

4 (9.3)

75 (19.7)

1.00

1.00

 Male

39 (90.7)

305 (80.3)

2.39 (0.83–6.92)

2.35 (0.81–6.85)

Helmet

 Wearing Helmet

14 (32.6)

147 (38.7)

1.00

 Not Wearing

25 (58.1)

183 (48.2)

1.43 (0.72–2.86)

 Unknown

4 (9.3)

50 (13.2)

0.84 (0.26–2.67)

Unsafe Speed

 No

22 (51.2)

189 (49.7)

1.00

 Yes

2 (4.7)

20 (5.3)

0.86 (0.19–3.92)

 Unknown

19 (44.2)

171 (45.0)

0.95 (0.50–1.82)

  1. CI confidence interval
  2. aAdjusted for Bicyclist Action, Age and Sex