Table 3 Factors associated with survival in traumatic arrests

Age (years) (16–64)

 ≥ 65

0.612

0.008

Gender (Female)

Male

0.630

 < 0.001

Geographic region for the hospital (NORTHEAST)

MIDWEST

1.480

0.054

SOUTH

2.055

 < 0.001

WEST

1.197

0.407

Comorbidity (No)

Yes

3.201

 < 0.001

Injury Intentionality as defined by the CDC InjuryIntentionality Matrix (Assault)

Self-inflicted

0.199

 < 0.001

Unintentional

1.203

0.525

Other and undetermined

0.143

0.008

ICD-9-CM Mechanism of Injury E-Code

(Firearm)

5.240

 < 0.001

Cut/pierce

7.317

 < 0.001

Fall

1.152

0.656

MVT^a

2.544

0.058

Other specified and classifiable and other specified,not elsewhere classifiable

7.211

 < 0.001

Struck by, against

3.082

0.004

Transport, other and unspecified others^b

4.214

 < 0.001

Whether patient used alcohol (No)

Yes

2.836

 < 0.001

Whether patient used drug (No)

Yes

5.170

 < 0.001

The patient’s primary method of payment (Self Pay)

Medicaid

2.342

 < 0.001

Medicare

2.902

 < 0.001

Private/commercial insurance

3.512

 < 0.001

Other government

6.973

 < 0.001

Other and not billed (for any reason)

2.881

 < 0.001

Mode of transportation (Ground Ambulance)

Helicopter ambulance and fixed-wing ambulance

1.103

0.599

Public/private vehicle walk-in

15.649

 < 0.001

Other and police

1.213

0.753

Nature of injury as defined by the Barell Injury

Diagnosis matrix fractures (No)

Yes

2.008

 < 0.001

Nature of injury as defined by the Barell Injury

Diagnosis matrix Internal organ (No)

Yes

1.958

 < 0.001

Nature of injury as defined by the Barell Injury

Diagnosis matrix Unspecified (No)

Yes

0.639

0.036

Nature of injury as defined by the Barell Injury

Diagnosis matrix Other (No)

Yes

2.336

 < 0.001

ICD-9 body region as defined by the Barell

Injury diagnosis matrix Extremities (No)

Yes

1.471

0.002

ICD-9 body region as defined by the Barell

Injury diagnosis matrix Head and Neck (No)

Yes

0.405

 < 0.001

ICD-9 body region as defined by the Barell

Injury diagnosis matrix Spine and Back (No)

Yes

1.652

0.002

ICD-9 body region as defined by the Barell

Injury diagnosis matrix Torso (No)

Yes

0.473

 < 0.001

ICD-9 body region as defined by the Barell

Injury diagnosis matrix Unclassifiable by site (No)

Yes

0.273

 < 0.001

The Injury Severity Score reflecting the patient’sinjuries directly submitted by the facility regardlessof the method of calculation (≤ 15)

 ≥ 16

0.092

 < 0.001

ED thoracotomy (No)

Yes

0.334

0.002