|
Region
|
Reference
|
Sample size
|
Witnessed (%)a
|
Location: ICU, CCU, OR (%)
|
Mean age (years)a
|
Female (%)a
|
VF/VT (%)a
|
ROSC (%)a
|
Survival to hospital discharge (%) a
|
|---|
|
Current study
|
|
Total
|
900
|
100
|
100
|
57
|
61
|
18
|
55
|
42
|
|
CFA
|
450
|
100
|
100
|
57
|
61
|
18
|
67
|
54
|
|
Control
|
450
|
100
|
100
|
58
|
60
|
21
|
42
|
28
|
|
ANZ b
|
[51]
|
1733
|
80
|
NR
|
NR
|
36
|
31
|
46
|
25
|
|
Austria
|
[44]
|
1041
|
NR
|
96
|
64
|
37
|
39
|
NR
|
36c
|
|
Brazil
|
[38]
|
89
|
100
|
100
|
59
|
48
|
15
|
71
|
9
|
|
China
|
[49]
|
2712
|
NR
|
7
|
62
|
32
|
57
|
36
|
9
|
|
Hong Kong
|
[50]
|
431
|
60
|
17
|
71-74d
|
38
|
6
|
38
|
5
|
|
India
|
[56]
|
105
|
100
|
100
|
51
|
25
|
5
|
38
|
1
|
|
Iran
|
[7]
| | | | | | | | |
|
Total
|
80
|
100
|
100
|
61
|
61
|
58
|
54
|
NR
|
|
CFA
|
40
|
100
|
100
|
60
|
55
|
58
|
73
|
|
Control
|
40
|
100
|
100
|
63
|
66
|
58
|
35
|
|
Iran
|
[36]
|
80
|
100
|
NR
|
67
|
52
|
NR
|
56
| |
|
Iran
|
[37]
|
600
|
NR
|
26
|
NR
|
42
|
NR
|
45
|
3
|
|
Iran
|
[35]
|
206
|
NR
|
31
|
54
|
41
|
NR
|
20
|
5
|
|
Ireland
|
[41]
|
741
|
75
|
42
|
66
|
32
|
NR
|
56
|
18
|
|
Ireland
|
[42]
|
63
|
87
|
11
|
74
|
37
|
NR
|
73
|
27
|
|
Japan
|
[46]
|
491
|
77
|
25
|
71
|
38
|
28
|
65
|
28e
|
|
Norway
|
[43]
|
302
|
85
|
1
|
70
|
36
|
NR
|
54
|
25
|
|
Taiwan
|
[47]
|
110
|
NR
|
NR
|
67
|
29
|
14
|
67
|
18
|
|
Taiwan
|
[48]
|
702
|
50
|
21
|
67
|
39
|
88
|
58
|
6
|
|
Turkey
|
[45]
|
134
|
NR
|
32
|
67
|
51
|
18
|
49
|
13
|
|
UAE
|
[66]
|
685
|
NR
|
46
|
57
|
34
|
9
|
38
|
8
|
|
USA
|
[54]
|
14,720
|
86
|
51
|
68
|
43
|
25
|
44
|
17
|
|
USA
|
[39]
|
16,245
|
88
|
NR
|
NR
|
NR
|
NR
|
52
|
23
|
|
USA
|
[59]
|
25,006
|
72
|
37
|
NR
|
42
|
17
|
50
|
15
|
|
USA
|
[53]
|
84,625
|
100
|
100
|
66
|
42
|
21
|
43
|
17
|
|
USA
|
[60]
|
471,962
|
NR
|
NR
|
NR
|
48
|
NR
|
NR
|
18
|
|
USA
|
[40]
|
235,959
|
NR
|
NR
|
51
|
42
|
NR
|
NR
|
30
|
- IHCA in-hospital cardiac arrest, ICU intensive care unit, CCU cardiac care unit, OR operating room, VF ventricular fibrillation, VT ventricular tachycardia, CFA Cardio First Angel™, NR not reported, ANZ Australia and New Zealand, UAE United Arab Emirates, USA United States of America
- aNumbers rounded to nearest whole number
- bMeta-analysis of studies from Australia and New Zealand
- cDuration of survival not specified. Additionally, survival only reported for those with good neurological outcome defined as Glasgow–Pittsburgh cerebral performance categories (CPC) 1 and 2. CPC 1 indicates good capability, CPC 2 indicates slight disability, CPC 3 indicates severe disability, CPC 4 indicates coma or vegetative state, CPC 5 indicates cerebral death. CPC score of 1 or 2 was considered favorable, while a score of 3, 4, or 5 indicated an unfavorable functional neurological outcome
- dOnly range reported
- e30-day survival. Survival to hospital discharge not reported
