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Table 3 Changes in violation indicators* between before and after periods, in the treatment-groups and comparison-groups of drivers

From: Evaluating the impacts of the demerit points system on traffic law violations and driver involvement in road accidents in Israel

Treatment type

1—treatment-group, 0—comparison-group

Estimate**

St. Error

p-value

Adj P

Violation indicator in before period

Violation indicator in after period

Absolute change in indicator between before and after periods

Relative change in indicator between before and after periods, %

All

0

0.005

0.005

0.286

1.000

0.234

0.225

0.008

3.6

 

1

0.860

0.008

 < 0.0001

 < 0.0001

3.912

1.039

2.873

73.4

1

0

0.003

0.012

0.801

1.000

0.212

0.206

0.005

2.4

 

1

0.750

0.020

 < 0.0001

 < 0.0001

2.611

0.527

2.084

79.8

2

0

0.007

0.012

0.584

1.000

0.198

0.187

0.011

5.6

 

1

0.639

0.020

 < 0.0001

 < 0.0001

2.718

0.835

1.884

69.3

3

0

−0.019

0.012

0.115

1.000

0.169

0.200

−0.032

−18.8

 

1

0.881

0.020

 < 0.0001

 < 0.0001

3.332

0.658

2.674

80.2

4

0

−0.009

0.012

0.459

1.000

0.199

0.214

−0.015

−7.7

 

1

0.851

0.020

 < 0.0001

 < 0.0001

4.154

1.207

2.947

70.9

5

0

0.007

0.012

0.557

1.000

0.203

0.191

0.012

5.9

 

1

0.850

0.020

 < 0.0001

 < 0.0001

3.147

0.624

2.523

80.2

6

0

−0.014

0.012

0.257

1.000

0.197

0.221

−0.024

−11.9

 

1

0.887

0.020

 < 0.0001

 < 0.0001

4.070

1.064

3.005

73.9

7

0

0.002

0.012

0.893

1.000

0.193

0.190

0.003

1.4

 

1

0.821

0.020

 < 0.0001

 < 0.0001

4.009

1.197

2.812

70.1

8

0

−0.016

0.012

0.187

1.000

0.183

0.210

−0.027

−14.7

 

1

1.003

0.020

 < 0.0001

 < 0.0001

3.906

0.702

3.204

82.0

9

0

0.000

0.012

0.998

1.000

0.210

0.210

0.000

0.0

 

1

1.033

0.020

 < 0.0001

 < 0.0001

4.886

1.157

3.728

76.3

10

0

0.010

0.012

0.411

1.000

0.221

0.203

0.017

7.7

 

1

0.963

0.020

 < 0.0001

 < 0.0001

3.874

0.773

3.101

80.0

11

0

−0.004

0.012

0.759

1.000

0.201

0.207

−0.006

−3.2

 

1

1.050

0.020

 < 0.0001

 < 0.0001

4.945

1.149

3.797

76.8

12

0

−0.027

0.012

0.030

1.000

0.164

0.208

−0.044

−27.0

 

1

0.948

0.020

 < 0.0001

 < 0.0001

5.006

1.455

3.551

70.9

13

0

−0.013

0.012

0.289

1.000

0.235

0.257

−0.022

−9.4

 

1

0.690

0.020

 < 0.0001

 < 0.0001

2.741

0.732

2.009

73.3

14

0

−0.014

0.012

0.264

1.000

0.243

0.266

−0.024

−9.8

 

1

0.641

0.020

 < 0.0001

 < 0.0001

2.902

0.948

1.954

67.3

15

0

0.018

0.012

0.132

1.000

0.267

0.235

0.032

11.9

 

1

0.820

0.020

 < 0.0001

 < 0.0001

3.372

0.817

2.554

75.8

16

0

0.020

0.012

0.110

1.000

0.273

0.239

0.034

12.5

 

1

0.778

0.020

 < 0.0001

 < 0.0001

4.117

1.380

2.737

66.5

17

0

0.014

0.012

0.264

1.000

0.266

0.242

0.024

9.0

 

1

0.794

0.020

 < 0.0001

 < 0.0001

3.299

0.834

2.465

74.7

18

0

0.004

0.012

0.734

1.000

0.253

0.245

0.007

2.9

 

1

0.736

0.020

 < 0.0001

 < 0.0001

4.028

1.436

2.591

64.3

19

0

0.015

0.012

0.214

1.000

0.266

0.239

0.026

9.9

 

1

0.764

0.020

 < 0.0001

 < 0.0001

4.050

1.375

2.676

66.1

20

0

0.027

0.012

0.030

1.000

0.304

0.257

0.047

15.5

 

1

0.986

0.020

 < 0.0001

 < 0.0001

4.056

0.820

3.236

79.8

21

0

0.035

0.012

0.004

1.000

0.311

0.248

0.062

20.1

 

1

0.966

0.020

 < 0.0001

 < 0.0001

5.157

1.496

3.661

71.0

22

0

0.034

0.012

0.007

1.000

0.295

0.236

0.059

20.0

 

1

0.940

0.020

 < 0.0001

 < 0.0001

4.110

0.957

3.153

76.7

23

0

0.016

0.012

0.206

1.000

0.277

0.250

0.027

9.9

 

1

0.936

0.020

 < 0.0001

 < 0.0001

5.105

1.549

3.555

69.6

24

0

0.022

0.012

0.082

1.000

0.282

0.245

0.038

13.3

 

1

0.912

0.020

 < 0.0001

 < 0.0001

5.164

1.654

3.510

68.0

  1. *Violation rate per 1,000 days. **Difference between before and after periods in logarithmic-scale