Multiple injuries after earthquakes: a retrospective analysis on 1,871 injured patients from the 2008 Wenchuan earthquake

Table 4 Most frequent combinations of injury diagnosess in 856 two-injury patients.

Associated injury diagnoses	n (%)
Similar injury diagnoses
Fracture	177 (20.7)
Contusion	24 (2.8)
Lacerations	25 (2.9)
Two injury diagnoses
Fracture, contusion	107 (12.5)
Fracture, laceration	83 (9.7)
Fracture, superficial injury NOS	53 (6.2)
Fracture, injury NOS	38 (4.4)
Contusion, superficial injury NOS	36 (4.2)
Fracture, crush injury	29 (3.4)
Laceration, superficial injury NOS	20 (2.3)
Laceration, contusion	19 (2.2)
Fracture, pleural collection	15 (1.8)
Fracture, intracranial bleeding	13 (1.5)
Fracture, hematoma	13 (1.5)

* Includes injury combinations accounting for more than one percent of the sample. IDs, injury diagnoses; PHDC, People's Hospital of Deyang city; NOS, not otherwise specified.