Table 2 Yearly traffic accident mortality rates in Iran (2006–2022), showing crude and age-standardized rates for males, females, and overall populations. Rates declined from 38.86 per 100,000 in 2006 to 19.85 in 2017 but increased to 23.00 in 2022, highlighting a concerning resurgence after years of improvement

5342

15.62

18.17

21,438

61.75

63.97

26,780

38.86

41.26

4600

13.56

15.49

17,761

50.75

52.11

22,361

32.44

34.06

4741

13.80

15.39

18,034

51.07

52.36

22,775

32.69

34.08

4809

13.77

14.11

17,830

49.97

48.74

22,639

32.06

31.53

4854

13.73

14.94

18,308

50.72

51.50

23,162

32.41

33.32

4442

11.93

12.71

15,592

41.16

41.43

20,034

26.68

27.11

4096

10.91

11.59

14,956

39.06

39.38

19,052

25.12

25.54

4089

10.78

11.36

13,855

35.75

36.17

17,944

23.40

23.83

3812

9.93

10.44

13,036

33.20

33.68

16,848

21.70

22.13

3776

9.72

10.21

12,784

32.09

32.51

16,560

21.04

21.43

3459

8.77

9.10

12,456

30.76

31.35

15,915

19.91

20.34

3489

8.69

9.00

12,684

30.70

31.40

16,173

19.85

20.30

3720

9.05

9.27

13,418

31.68

32.66

17,138

20.53

21.11

3686

9.07

9.39

13,210

31.58

32.60

16,896

20.49

20.98

2697

6.54

6.55

12,646

29.94

30.75

15,343

18.38

18.75

3301

8.08

8.13

13,413

31.72

32.71

16,714

20.10

20.65

4065

9.68

9.65

15,452

36.04

37.83

19,517

23.00

23.40