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Table 2 Results of multivariate logistic regression analyses for prehospital variables associated with 1-month outcomes a

From: Decision tree model for predicting long-term outcomes in children with out-of-hospital cardiac arrest: a nationwide, population-based observational study

Characteristics

Adjusted OR (95% CI)

1-month survival

1-month CPC 1 or 2

Age,b yr

0.96 (0.94 to 0.98)

0.98 (0.95 to 1.01)

Boys

0.86 (0.70 to 1.05)

1.04 (0.72 to 1.49)

Witnessed arrest

1.90 (1.51 to 2.37)

3.82 (2.54 to 5.82)

Arrest witnessed by EMS personnel

0.89 (0.59 to 1.34)

1.39 (0.77 to 2.46)

Shockable initial rhythm

1.90 (1.16 to 3.10)

2.38 (1.14 to 4.93)

Prehospital AED administration

2.14 (1.32 to 3.41)

1.87 (0.88 to 3.84)

Presumed cardiac etiology

1.33 (1.06 to 1.67)

1.49 (1.00 to 2.22)

Bystander CPR

1.48 (1.19 to 1.84)

1.52 (1.03 to 2.28)

Call-to-response timeb (min)

1.00 (0.96 to 1.03)

1.05 (0.97 to 1.11)

Call-to-hospital arrival timeb (min)

0.99 (0.98 to 0.99)

0.98 (0.97 to 0.99)

Prehospital ROSC

22.9 (17.4 to 30.3)

39.3 (27.0 to 58.2)

  1. aAED, Automated external defibrillator; CI, Confidence interval; CPC, Cerebral Performance Category; CPR, Cardiopulmonary resuscitation; EMS, Emergency medical services; OR, Odds ratio; ROSC, Return of spontaneous circulation. bAdjusted OR is reported for unit odds.
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