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Table 1 Incidence, outcome and characteristics of medical out-of-hospital cardiac arrest patients (n = 1138)

From: Effects of modifiable prehospital factors on survival after out-of-hospital cardiac arrest in rural versus urban areas

 

Rural area

(n = 371)

Urban area

(n = 767)

p,value

Number of missing data

OHCA incidence/100,000/ year (adjusted rate)

49 (52)

47 (56)

0.45

 

Survival to hospital discharge, n (%)

55 (14.8)

159 (20.7)

0.021

0

Median patient age in years, (IQR)

69 (56–80)

70 (58–81)

0.31

1

Median EMS response time in minutes, (IQR)

11 (7–16)

9 (7–12)

< 0.001

0

Male gender, n (%)

263 (71)

522 (68)

0.37

0

Attended by EMS physician, n (%)

308 (83)

658 (86)

0.20

3

Shockable rhythm, n (%)

129 (36)

310 (41)

0.11

26

Prehospital ROSC, n (%)

111 (30)

286 (37)

0.017

0

Witnessed OHCA, n (%)

258 (70)

528 (70)

0.75

14

Bystander CPR, n (%)

267 (73)

537 (71)

0.39

11

Cardiac arrest location home, n (%)

229 (62)

508 (66)

0.17

1

Survival to hospital discharge in bystander witnessed OHCA with shockable first rhythm

43 (41)

132 (50)

0.14

0

  1. The p values are calculated by Poisson regression, The Mann-Whitney test, chi-square tests as appropriate
  2. CPR cardiopulmonary resuscitation, EMS emergency medical services, OHCA out-of-hospital cardiac arrest, ROSC return of spontaneous circulation