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Table 3 Hierarchical multivariable regression model for favorable neurological outcome

From: Predictors of neurological outcome after out-of-hospital cardiac arrest: sex-based analysis: do males derive greater benefit from hypothermia management than females?

Variable

Full cohort N = 22,416

OR

(95% CI)

P value

EMS arrival interval (per min)

0.92

0.89–0.94

< 0.001

Age (per year)

0.97

0.96–0.97

< 0.001

Sex

 Female

Ref

  

 Male

1.16

0.99–1.36

0.06

Location of arrest

 Not public

Ref

  

 Public

1.77

1.53–2.06

< 0.001

Witness status

 Unwitnessed

Ref

  

 Witnessed

3.02

2.76–3.55

< 0.001

CPR status

 No CPR

Ref

  

 Bystander CPR

1.29

1.12–1.49

< 0.001

Chest compression rate

 50–99

Ref

  

 100–120

1.59

1.31–1.95

< 0.001

 > 120

0.97

0.65–1.44

0.86

Initial cardiac rhythm

 Nonshockable

Ref

  

 Shockable

6.48

5.40–7.75

< 0.001

Epinephrine

 No

Ref

  

 Yes

0.10

0.08–0.12

< 0.001

Advanced airway

 No

Ref

  

 Yes

0.59

0.49–0.69

< 0.001

Hypothermia management

 No

Ref

  

 Yes

5.03

4.07–6.15

< 0.001

  1. AIC 161979.14
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International Journal of Emergency Medicine

ISSN: 1865-1380

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