Table 2 Variables associated with restoration of spontaneous circulation with hospital admission (multivariate logistic regression, N = 31)

Response time

1.43

1.19–3.12

0.013

Witnessed arrest

1.56

1.85–4.22

0.011

Bystander CPR

2.65

1.48–5.36

0.004

Initial PETCO₂

18.72

5.12–33.87

< 0.001

Average PETCO₂

6.84

2.33–8.68

< 0.001

Vasopressin

3.86

1.54–5.24

0.003

ISS

1.58

1.22–3.86

0.01

Average volume of resuscitation (without HHS)

1.16

0.86–3.32

0.28

Average dose of epinephrine

1.86

1.43–4.12

0.011