Table 3

Adjusted probabilities showing the conditional distribution of risk factors for a given RTI outcome

VariablesSeverity of RTI
No injuryMildModerateSevereFatal
Driver’s gender
 Male0.9280.8640.8750.9120.918
 Female0.0720.1360.1260.0880.078
Driver’s age
 <200.0470.0640.0620.0770.073
 20–240.2230.2500.2360.2240.266
 25–290.2590.2490.2570.2690.216
 30–340.1720.1610.1680.1650.140
 35–390.1030.0990.1040.0960.100
 40–440.0710.0640.0650.0610.070
 45–490.0460.0420.0390.0400.052
 50+0.0770.0710.0650.0660.087
Cause of crash
 Overspeeding0.5200.5370.5390.6020.671
 Negligence0.1550.1620.1640.1490.119
 Fatigue, wrong manoeuvre0.2260.2340.2450.2100.143
 Alcohol0.0510.0150.0110.0100.009
 Collision with objects0.0480.0530.0410.0330.051
Type of road
 One-way0.3240.3080.3000.3210.361
 Two-way0.6750.6930.6950.6810.650
No. of vehicles involved
 Single0.7110.4580.5450.5640.553
 Multiple0.2940.5400.4540.4360.450
Type of vehicle
 Saloon0.6480.6680.6120.5970.587
 Four-wheel0.1190.1120.1150.1230.145
 Pickup0.1070.1010.1140.1100.107
 Bus0.0180.0230.0270.0290.031
 Heavy vehicle0.1070.0970.1320.1420.132
Day of crash
 Weekday0.7290.7120.7100.7220.689
 Weekend0.2700.2890.2870.2800.315
Month of crash
 January–March0.2680.2650.2600.2590.258
 April–June0.2870.2770.2640.2590.257
 July–September0.2410.2470.2540.2580.261
 October–December0.2030.2110.2200.2260.229
Year of crash
 20100.2740.1860.1950.1980.188
 20110.1960.2060.2150.2430.224
 20120.2220.2380.2120.2030.231
 20130.2100.2240.2110.1960.205
 20140.0960.1470.1640.1640.156
Driver’s nationality
 Oman0.7950.8230.8330.8270.808
 India0.0790.0670.0580.0620.061
 Bangladesh0.0170.0210.0260.0280.029
 Pakistan0.0580.0470.0410.0440.055
 Arab0.0300.0280.0260.0280.037
 Other0.0180.0170.0150.0140.013
Governorate
 Muscat0.4260.3830.3450.2210.169
 Musandam0.0200.0150.0130.0200.006
 Dhofar0.0050.0100.0360.0610.075
 Dakhliya0.1310.1590.1390.1540.150
 Sharqia0.1910.2010.1900.1660.143
 Batina0.1160.1140.1730.2440.285
 Dhahira0.1090.1080.0910.1130.108
 Wusta0.0030.0070.0130.0200.050
  • RTI, road traffic injury.