Table 4.
Associationbetween accidents, injuries and motorcyclists’ background, and motorcycle usage among the students of Tiko Municipality (Odd Ratios (OR) with 95% CI)
| Accident | Injury | |||
|---|---|---|---|---|
| Uni-variate analysis | Multi-variate analysis+ | Uni-variate analysis | Multi-variate analysis+ | |
| Variables | OR (95%CI) | OR (95%CI) | OR (95%CI) | OR (95%CI) |
| Sex | ||||
| Male | 1 (Reference) | 1 (Reference) | 1 (Reference) | 1 (Reference) |
| Female | 0.88 (0.58-1.35) | 1.20(0.72-2.01) | 0.66 (0.42-1.02) | 0.96 (0.56-1.65) |
| Age | ||||
| 16-18 | 1 (Reference) | 1 (Reference) | 1 (Reference) | 1 (Reference) |
| 19-21 | 0.86 (0.54-1.38) | 0.72 (0.43-1.20) | 0.92 (0.56-1.49) | 0.80 (0.47-1.36) |
| 22-24 | 1.15 (0.61-2.17) | 0.96 (0.48-1.90) | 1.15 (0.61-2.16) | 0.90 (0.45-1.81) |
| Residence | ||||
| Tiko | 1 (Reference) | 1 (Reference) | 1 (Reference) | 1 (Reference) |
| Likomba | 0.94 (0.55-1.61) | 0.80 (0.45-1.42) | 0.96 (0.55-1.70) | 0.79 (0.43-1.46) |
| Tiko-Douala Road | 3.04(1.19-7.78) | 3.19 (1.20-8.46) | 2.73 (1.24-6.04) | 2.52 (1.10-5.78) |
| Mutengene | 1.39 (0.71-2.72) | 1.30 (0.63-2.68) | 0.72 (0.35-1.49) | 0.62 (0.28-1.36) |
| Do you drive? | ||||
| Yes | 1 (Reference) | 1 (Reference) | 1 (Reference) | 1 (Reference) |
| No | 0.37 (0.21-0.65) | 0.31 (0.16-0.60) | 0.33 (0.20-0.55) | 0.33 (0.18-0.61) |
| Wear protective clothing/helmet/boots | ||||
| Yes | 1 (Reference) | 1 (Reference) | 1 (Reference) | 1 (Reference) |
| No | 1.50 (0.98-2.30) | 1.42 (0.90-2.23) | 1.33 (0.85-2.06) | 1.30 (0.81-2.08) |
| Wear bright/reflective clothing? | ||||
| Always | 1 (Reference) | 1 (Reference) | 1 (Reference) | 1 (Reference) |
| Occasionally | 1.14 (0.55-2.35) | 1.17 (0.54-2.53) | 0.92 (0.44-1.93) | 0.89 (0.40-1.96) |
| Never | 1.42 (0.72-2.80) | 1.65 (0.79-3.45) | 0.72 (0.36-1.45) | 0.79 (0.37-1.67) |
| Drive while feeling tired | ||||
| Never | 1 (Reference) | 1 (Reference) | 1 (Reference) | 1 (Reference) |
| Occasionally | 1.44 (0.86-2.42) | 1.69 (0.97-2.95) | 1.19 (0.71-2.00) | 1.34 (0.76-2.34) |
| Always | 1.34 (0.67-2.67) | 1.39 (0.65-2.99) | 1.04 (0.52-2.11) | 1.30 (0.59-2.86) |
| Drive while under the influence of alcohol/drugs | ||||
| Never | 1 (Reference) | 1 (Reference) | 1 (Reference) | 1 (Reference) |
| Occasionally | 1.81 (0.93-3.52) | 1.62 (0.79-3.34) | 1.90 (1.02-3.53) | 1.69 (0.86-3.35) |
| Always | 0.92 (0.27-3.08) | 1.26 (0.35-4.52) | 0.44 (0.93-2.08) | 0.60 (0.12-2.98) |
+
This is adjusted for all other variables: sex, age, residence, do you drive, wear protective clothing/helmet/boots, wear reflective clothing, drive while feeling tired, drive while under the influence of alcohol/drugs.