Odds Ratios by TTA versus Non-TTA

Variable

Odds Ratio

Wald CI

P value

Substance user (SU)

1.98

(1.84, 2.12)

<0.0001

Poly-drugs

0.97

(0.87, 1.08)

0.6389

Single drug

1.52

(1.36, 1.70)

<0.0001

Alcohol + drugs

2.12

(1.86, 2.42)

<0.0001

Alcohol alone

1.99

(1.75, 2.25)

<0.0001

Age < 20 years

1.38

(1.24, 1.55)

<0.0001

Age 20 to <55 years

1.45

(1.35, 1.56)

<0.0001

Age ≥ 55 years

0.50

(0.46, 0.54)

<0.0001

LOS < 1 day

3.34

(3.08, 3.62)

<0.0001

LOS ≥ 1 day

0.30

(0.28, 0.32)

<0.0001

ISS rating ≥ 9

1.42

(1.32, 1.54)

<0.0001

Blunt trauma

0.80

(0.73, 0.89)

<0.0001

Penetrating trauma

1.24

1.13, 1.37

<0.0001

Hospital charges

≥ 50,000 $USD

1.15

(1.07, 1.24)

<0.0001

Suicide

1.14

(0.92, 1.41)

0.2272

Mortality

7.09

(4.95, 10.15)

<0.0001

Medicaid

0.98

(0.91, 1.06)

0.6719

Medicare

0.57

(0.51, 0.64)

<0.0001

Private/commercial

1.91

(1.74, 2.09)

<0.0001

Self-pay

1.34

(1.23, 1.48)

<0.0001