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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)