Table 3 Results of the multivariable logistic regression analysis for various injured body regions and severe injuries among child motorcycle passengers
Characteristic | Head/face injury | Chest/abdomen injury | Extremity injury | Severe injury | ||||
|---|---|---|---|---|---|---|---|---|
OR | (95% CI) | OR | (95% CI) | OR | (95% CI) | OR | (95% CI) | |
Child passenger | ||||||||
Age (years) | ||||||||
≤ 3 | 2.88 | (1.37, 6.06) | NA | 0.21 | (0.09, 0.50) | 0.80 | (0.24, 2.68) | |
4~6 | 2.93 | (1.50, 5.70) | NA | 0.36 | (0.15, 0.84) | 2.76 | (1.01, 7.55) | |
≥ 7 | 1.00 | NA | 1.00 | 1.00 | ||||
Helmet type | ||||||||
Unhelmeted | 3.12 | (1.02, 9.52) | 1.47 | (0.31, 7.00) | 0.81 | (0.20, 3.32) | 3.02 | (1.19, 7.62) |
Half-coverage | 1.25 | (0.43, 3.65) | 1.38 | (0.30, 6.47) | 0.89 | (0.22, 3.64) | 1.00 | |
Full-coverage | 1.00 | 1.00 | 1.00 | NA* | ||||
Being seated in front of the operator | 2.22 | (1.25, 3.94) | 1.29 | (0.67, 2.49) | 0.54 | (0.25, 1.15) | 1.73 | (0.67, 4.43) |
Having multiple passengers | 1.04 | (0.61, 1.79) | 0.89 | (0.46, 1.72) | 0.93 | (0.49, 1.77) | 1.20 | (0.52, 2.79) |
Riding speed (mean ± SD, km/h) | 1.02 | (0.99, 1.04) | 1.01 | (0.98, 1.03) | 1.01 | (0.99, 1.04) | 1.05 | (1.01, 1.09) |
Adult operator | ||||||||
Educational level | ||||||||
Elementary or below | 2.04 | (0.80, 5.23) | NA | NA | NA | |||
High school | 2.14 | (1.05, 4.35) | NA | NA | NA | |||
College and above | 1.00 | NA | NA | NA | ||||