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Table 3 Results of regression analysis

From: Collapse-to-emergency medical service cardiopulmonary resuscitation interval and outcomes of out-of-hospital cardiopulmonary arrest: a nationwide observational study

 

One-month survival OR (95%)

Neurologically favorable one-month survival OR (95%)

Survey year

  

2005 to 2006

Reference

Reference

2007 to 2008

1.16 (1.11 to 1.22)

1.41 (1.31 to 1.51)

Sex

  

Male

Reference

Reference

Female

0.91 (0.87 to 0.96)

0.83 (0.77 to 0.90)

Age (year)

  

<40

Reference

Reference

40 to 49

0.89 (0.79 to 1.01)

0.91 (0.78 to 1.07)

50 to 59

0.95 (0.86 to 1.05)

0.82 (0.72 to 0.94)

60 to 69

0.83 (0.75 to 0.92)

0.63 (0.56 to 0.72)

70 to 79

0.56 (0.52 to 0.62)

0.34 (0.30 to 0.39)

80 to 89

0.41 (0.37 to 0.45)

0.18 (0.15 to 0.20)

≥90

0.24 (0.21 to 0.27)

0.09 (0.07 to 0.11)

Etiology

  

Non-cardiac origin

Reference

Reference

Cardiac origin

1.29 (1.23 to 1.35)

2.61 (2.41 to 2.84)

Bystander CPR

  

No bystander CPR

Reference

Reference

Bystander CPR

1.49 (1.40 to 1.54)

1.95 (1.81 to 2.09)

Public defibrillation

  

No public AED

Reference

Reference

Public AED

2.91 (2.44 to 3.47)

3.52 (2.88 to 4.31)

Collapse-EMS CPR interval (minutes)

0.93 (0.93 to 0.93)

0.89 (0.89 to 0.90)

  1. CI, confidence interval; OR, odds ratio.