From: Magnitude of, trends in, and associated factors of road traffic collision in central Ethiopia
Variables | Outcome | Crude OR | Adjusted OR | |
---|---|---|---|---|
 | Fatal number (%) | Nonfatal number (%) |  |  |
Place | Â | Â | Â | Â |
  Adama | 128 (32.9) | 849 (44) | 1 (reference) | 1 (reference) |
  Mojo | 87 (22.4) | 307 (15.9) | 1.9 [1.4-2.5]** | 1.36[0.97, 1.9] |
  Bishoftu | 84 (21.6) | 301 (19.8) | 1.5 [1.03-1.9]* | 1.26[0.9, 1.77] |
  Dukem | 64 (16.5) | 269 (13.9) | 1.6[1.1-2.2]* | 1.64[1.1, 2.3]* |
  Gelan | 26 (6.7) | 123 (6.4) | 1.4 [0.9-2.2] | 1.6 [0.97-2.6] |
Year | Â | Â | Â | Â |
  July 2007 to June 2008 | 42 (10.8) | 215 (11.2) | 1 (reference) | 1 (reference) |
  July 2008 to June 2009 | 71 (18.3) | 421 (21.9) | 0.8[0.6-1.3] | 1.08[0.7-1.7] |
  July 2008 to June 2010 | 89 (22.9) | 354 (18.4) | 1.3[0.9-1.9] | 1.75[1.1-2.7]* |
  July 2010 to June 2011 | 91 (23.4) | 393 (20.5) | 1.2[0.8-1.8] | 1.5[0.98-2.3] |
  July 2011 to June 2012 | 96 (24.7) | 540 (28) | 0.91[0.6-1.4] | 1.27[0.9-1.9] |
Light condition | Â | Â | Â | Â |
  Dark (midnight) | 46 (12) | 96 (5) | 2.8[1.9-4]** | 2.5[1.7-3.7]** |
  Dark (early night/morning) | 50 (13.1) | 158 (8.2) | 1.8[1.3-2.6]** | 1.67[1.2-2.4]* |
  Day light | 278 (74.9) | 1651 (86.8) | 1 (reference) | 1 (reference) |
Sex | Â | Â | Â | Â |
  Female | 5 (1.3) | 10 (0.5) | 2.5[0.9-7.4] | 4.74[1.5-15]* |
  Male | 379 (98.7) | 1913 (99.5) | (reference) | 1 (reference) |
Cause of collision | Â | Â | Â | Â |
  Careless driving | 51 (13.1) | 522 (27.1) | 1.87[0.99-3.5] | 1.78[0.9-3.4] |
  Driving above speed limit | 185 (47.6) | 651 (33.8) | 5.4[3–9.7]** | 5.3[2.9-9.6]** |
  Failing to give priority | 101 (26) | 406 (21.1) | 4.76[2.6-8.6]** | 5 [2.3-9.3] ** |
  Vehicle defect | 10 (2.6) | 10 (0.5) | 19.2[6.8-54]** | 19[6.4-56]** |
  Road defect | 1 (0.3) | 4 (0.2) | 4.78[0.5-46] | 2.9[0.3-29] |
  Pedestrian error | 1 (0.3) | 6 (0.3) | 3.19[0.36-28.5] | 3.9[0.4-35] |
  Unknown cause | 22 (5.7) | 45 (2.3) | ′9.36[4.4-20]** | 8.3[3.6-18.8]** |
  Others*** | 5 (1.3) | 33 (1.7) | 2.9[0.97-8.7] | 2.3[0.8-7.2] |
  Following too closely | 13 (3.3) | 249 (12.9) | 1 (reference) | 1 (reference) |