Table 2 Scene arrival to first defibrillation time in patients with initial shockable rhythm according to the level of prehospital management.

From: Association of prehospital advanced airway and epinephrine with survival in patients with out-of-hospital cardiac arrest

Variables

BLS only

(n = 302)

BLS

 + advanced airway

(n = 1133)

BLS

 + advanced airway

 + epinephrine

(n = 363)

P-value

Scene arrival to first defibrillation time

1.5 [1–2]

1 [1–2]

2 [1–4]

 < 0.001b,c

 

2.1 ± 3.2

2.0 ± 2.3

2.7 ± 2.3

 < 0.001b,c

  1. Data are expressed as median [interquartile range], or mean ± standard deviation.
  2. aSignificant difference between the BLS only and BLS + advanced airway groups after Bonferroni correction in post hoc analysis.
  3. bSignificant difference between the BLS only and BLS + advanced airway + epinephrine groups after Bonferroni correction in post-hoc analysis.
  4. cSignificant difference between the BLS + advanced airway and BLS + advanced airway + epinephrine groups after Bonferroni correction in post hoc analysis.
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