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Table 1 Distribution of oral and maxillofacial injuries associated with E-bikes and P-scooters in 62 patients

From: The impact of helmet use on oral and maxillofacial injuries associated with electric-powered bikes or powered scooter: a retrospective cross-sectional study

Injuries

No of patients (%)

Hard-tissue injuries/fractures

 Number of fractures

18 (29%)

 Maxilla

3 (4.8)

 Mandible

2 (3.2)

 Orbit

2 (3.2)

 Radius

2 (3.2)

 Fingers

2 (3.2)

 Temporal bone

1 (1.6)

 Maxilla + nasal bone + orbit + zygoma

1 (1.6)

 Maxilla + orbit + zygoma + pterygoid + tibia

1 (1.6)

 Radius + maxilla

1 (1.6)

 Nasal bone

1 (1.6)

 Radius + nasal bone + mandible

1 (1.6)

 Radius + zygoma

1 (1.6)

Soft-tissue injuries/lacerations

 Number of lacerations

37 (59.7%)

 Lips

11 (17.7)

 Cheek

4 (6.5)

 Chin

3 (4.8)

 Chin + lips

3 (4.8)

 Intra oral

3 (4.8)

 Lips + nose

2 (3.2)

 Eyebrows

2 (3.2)

 Upper extremities

2 (3.2)

 Eyelids

1 (1.6)

 Chin + eyelids

1 (1.6)

 Chin + lips + nose

1 (1.6)

 Lips + intra oral

1 (1.6)

 Nose

1 (1.6)

 Nose + intra oral

1 (1.6)

 Eyebrows + head

1 (1.6)

Dentoalveolar injury

 Number of dentoalveolar injuries

22 (35.5)

 Tooth fracture

13 (21.0)

 Tooth fracture + subluxation

3 (4.8)

 Avulsion + tooth fracture

2 (3.2)

 Avulsion + tooth fracture + alveolar process fracture

1 (1.6)

 Tooth fracture + subluxation + dental restoration damage

1 (1.6)

 Subluxation

1 (1.6)

 Dental restoration damage

1 (1.6)