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Table 2 Demographic Characteristics and Injury Circumstance among Traffic Injury Cases (N = 1,656) by age groups, Japan, 2003

From: Clinical consequences of road traffic injuries among the elderly in Japan

Group

1

2

3

Age (years)

18 - 64

65 - 74

75 +

Cases

1459

119

78

Gender (% males)

56.8 *

38.7

48.7

Address (% outside Kurume)

41.9

34.5

35.9

Transfer Circumstance (%)

   

   Ambulance

47.4 *

73.1

82.1 ***

Payment Type (%)

   

   Mandatory car insurance

69.5 *

52.1

57.7

   Social insurance

18.5

16.8

10.3

   National insurance

5.7 *

26.9

29.5 ***

   Occupational insurance

1.9

0.0

0.0

   Self pay

4.4

4.2

2.6

Medical Service (%)

   

   Orthopedic

80.3

72.3

57.7 ***

   Neurosurgery

8.7

14.3

19.2 ***

   Plastic surgery

5.6

2.5

9.0

   General surgery

4.7

9.2

11.5 ***

   Others

0.6

1.7

2.6

Time of ED visit (%)

   

   08:30 - 16:59

32.9 *

53.8

57.7 ***

   17:00 - 23:59

43.7

37.0

30.8

   00:00 - 08:29

23.4 *

9.2

11.5

Weekend (%)

35.6

37.0

26.9

Mechanism of Injury (%)

   

   Automobile

68.0 *

38.7

37.2 ***

   Pedestrian

4.7 *

21.9

20.5 ***

   Bicycle

8.8 *

25.2

29.5 ***

   Motorcycle

16.5

11.8

11.5

   Others

2.1

2.5

1.3

  1. * group 1 is significantly different (P ≤ 0.01) from group 2
  2. ** group 2 is significantly different (P ≤ 0.01) from group 3
  3. *** group 3 is significantly different (P ≤ 0.01) from group 1