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Table 2 Unadjusted and adjusted associations between the predictor variables and injuries in a sample of 4,138 students in Shenzhen, China

From: Characteristics and related factors of nonfatal injuries among adolescents and college students in Shenzhen city of China

Variables Crude OR (95% CI) Adjusted OR (95% CI)
Gender   
  Male 1.91 (1.59-2.30) 1.58 (1.30-1.93)
  Female 1.00 1.00
Self-perceived agrypnia   
  None 1.00 1.00
  Sometimes 1.65 (1.33-2.05) 1.64 (1.31-2.05)
  Often 2.9 (2.19-3.85) 2.34 (1.74-3.14)
Having PE class   
  ≤2 classes/week 1.00 1.00
  >2 classes/week 1.33 (1.11-1.59) 1.25 (1.04-1.51)
Sexual behavior   
  No 1.00 1.00
  Yes 2.10 (1.51-2.91) 1.46 (1.03-2.07)
Alcohol consumption   
  No 1.00 1.00
  Yes 1.52 (1.25-1.85) 1.29 (1.06-1.59)
Physical fighting   
  No 1.00 1.00
  Yes 2.66 (2.19-3.24) 1.84 (1.49-2.28)
Unsafe cycling   
  No 1.00 1.00
  Yes 1.97 (1.63-2.38) 1.47 (1.20-1.80)
Skating in unsafe places   
  No 1.00 1.00
  Yes 2.29 (1.64-3.20) 1.57 (1.10-2.24)
  1. OR, odds ratio; CI, confidence interval; PE, physical education.
  2. Adjusted for all variables in Table 1.