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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