Table 5 Odd ratio coefficients and confidence intervals

Day of crash (Tuesday)

1.0670185

0.9114879

1.2490895

Day of crash (Wednesday)

1.0285098

0.8799933

1.2020852

Day of crash (Thursday)

1.0748643

0.9222735

1.2527567

Day of crash (Friday)

1.5757825

1.3250291

1.8743219

Day of crash (Saturday)

0.9962256

0.8546085

1.1613134

Day of crash (Sunday)

1.1998547

1.0278045

1.4008206

Sex of driver (Female)

0.9107994

0.7974243

1.0400533

Drivers age (18–30)

1.3727057

0.9442592

2.0089782

Drivers age (31–50)

1.3493279

0.9243851

1.982567

Drivers age (> 50)

1.2816181

0.8520256

1.9385618

Drivers education (College or Higher)

1.4466626

1.3163433

1.5900098

Driving experience (1–2 years)

0.8162527

0.7261027

0.9175337

Driving experience (3–5 years)

0.9571962

0.8365731

1.0951467

Driving experience (6–10 years)

0.6887653

0.5914094

0.8018935

Driving experience (> 10 years)

0.6204448

0.5404911

0.7120265

Type of Crash (with another vehicle)

0.7505783

0.6238828

0.902793

Type of Crash (rollover)

1.4707633

1.1112244

1.9465834

Type of Crash (with animal or another objects

0.9674765

0.7464024

1.2534711

Type of Crash (others)

1.4084002

0.9986771

1.9851529

Type of vehicle (public transport)

1.2801839

1.1084987

1.4788312

Type of vehicle (commercial truck)

1.5900125

1.3679529

1.8486979

Type of vehicle (automobile)

1.1171736

0.9565244

1.3050026

Type of vehicle (others)

3.8779902

2.9062183

5.1855427

Vehicle movement (Curved)

1.2409092

1.0863307

1.4173914

Vehicle movement (Reversed)

0.9303322

0.7250266

1.1922335

Vehicle movement (Parked)

1.3679919

0.9451434

1.9800594

Vehicle movement (Others)

2.9062131

1.9821735

4.2577936

Owner of vehicle (Government)

1.2112346

1.0552766

1.3902479

Owner of vehicle (Others)

1.1539536

0.9548353

1.3941274

Sex of the victim (Female)

0.9377684

0.8520753

1.0320179

Victim of Crash (Passenger)

0.6979028

0.5821186

0.8365104

Victim of Crash (Pedestrian)

0.4182341

0.0741420

0.6441236

Victim of Crash (Motorcyclist)

0.6337555

0.5035697

0.7970003

Victim of Crash (Motor Passenger)

1.4469693

1.0879458

1.924064

Movement of Pedestrian (Walking)

0.7550037

0.6871077

0.8295289

Movement of Pedestrian (Sitting)

0.8958351

0.7483406

1.0719693

Movement of Pedestrian (Others)

26.7077351

17.7761326

41.473491

Division of Roads (One-lane)

0.5817347

0.4917508

0.6877933

Division of Roads (Two-lane)

0.649385

0.5800752

0.7268668

Division of Roads (Others)

0.6361937

0.5371557

0.7530616

Sub-city (Arada)

1.3854787

1.0921485

1.7578805

Sub-city (Nifas Silk)

0.6264939

0.5274046

0.7441531

Sub-city (Bole)

2.327594

1.883444

2.8783349

Sub-city (Yeka)

1.7667364

1.4006657

2.2293181

Sub-city (Addis Ketema)

0.6081875

0.4861241

0.7606291

Sub-city (Kirkos)

0.7962629

0.6472333

0.9794897

Sub-city (Gulele)

0.3398853

0.2628706

0.4382962

Types of Roads (Zigzag)

1.8349143

1.1505014

2.9313126

Types of Roads (Curve)

0.358147

0.3065139

0.4179815

Types of Roads (Tilted)

1.1249262

0.884302

1.4311951

Types of Roads (Hill)

1.0208318

0.7828518

1.3309666

Intersection (No)

1.045953

0.9532757

1.1476846

Time of Crash (Afternoon)

0.8250475

0.7108214

0.9576192

Time of Crash (Evening)

0.8182474

0.7041307

0.9508512

Time of Crash (Night)

0.7882362

0.6750236

0.9203746

Light condition (Dusk)

1.1540668

0.8109149

1.6405374

Light condition (Dawn)

1.6443737

1.2428962

2.1760718

Light condition (Dark-with-good-light)

1.3700735

1.1851966

1.5838629

Light condition (Dark-with-poor-light)

1.1511666

0.9675196

1.3693061

Light condition (Dark)

1.7030493

1.4341499

2.0228378

Air condition (Foggy)

0.8812625

0.6386112

1.2127082

Air condition (Cloudy)

1.2739825

0.9463198

1.7151791

Air condition (Rainy)

0.8620238

0.7209051

1.0302888