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Table 2 Baseline criteria, including non-significant fractures

From: Point-of-care bedside ultrasound examination for the exclusion of clinically significant ankle and fifth metatarsal bone fractures; a single blinded prospective diagnostic cohort study

 

Patients (n)

Percentage

Total

158

100%

Demographics

 Male

61

39%

 Female

97

61%

 Age (median)

28 (21–46)

 

Mechanism of trauma

 Inversion

103

65%

 Eversion

10

6%

 Unknown

45

29%

Activities

 Walking

79

50%

 Sports

54

34%

 Traffic accident

16

10%

 Other

3

2%

OAR

 Rule 1 (4 steps walking test)

117

74%

 Rule 2 (lateral malleolus)

111

70%

 Rule 3 (medial malleolus)

69

44%

 Rule 4 (fifth metatarsal bone)

54

34%

 Rule 5 (navicular)

44

28%

PoCUS fracture sonographer

 No fracture

118

75%

 Fracture

40

25%

  Distal tibia

2

1%

  Distal fibula

28

18%

  Fifth metatarsal bone

5

3%

  Distal fibula and tibia

5

3%

  Other

0

0%

PoCUS fracture expert

 No fracture

128

81%

 Fracture

30

19%

  Distal tibia

1

1%

  Distal fibula

20

13%

  Fifth metatarsal bone

5

3%

  Distal fibula and tibia

4

3%

  Other

0

0%

Xray fracture

 No fracture

123

78%

 Fracture

35

22%

  Distal tibia

0

0%

  Distal fibula

20

13%

  Fifth metatarsal bone

7

5%

  Distal fibula and tibia

6

4%

  Othera

2

1%

  1. OAR Ottawa Ankle Rules, PoCUS point-of-care bedside ultrasound, Xray plain radiographic image. aOther = malleolus tertius and distal tibia with malleolus tertius