| |
All patients
|
Non-shockable rhythm
|
Shockable rhythm
|
p-value
|
|---|
| |
n = 186
|
n = 62
|
n = 124
| |
|---|
|
Age, median (IQR)
|
59 (48, 65)
|
60 (49, 66)
|
58 (46, 65)
|
0.24
|
|
Sex, male, n (%)
|
158 (85)
|
46 (74)
|
112 (90)
|
< 0.01
|
|
Witness, n (%)
|
169 (91)
|
59 (95)
|
110 (89)
|
0.19
|
|
Bystander CPR, n (%)
|
119 (64)
|
51 (82)
|
68 (55)
|
< 0.01
|
|
Cardiac arrest after EMS personnel arrival, n (%)
|
55 (30)
|
41 (66)
|
14 (11)
|
< 0.01
|
|
Low flow time, median (IQR)
|
41 (33, 48)
|
40 (31, 51)
|
41 (34, 48)
|
0.84
|
|
Transient ROSC, n (%)
|
36 (19)
|
12 (19)
|
24 (19)
|
1
|
|
Etiology, n (%)
| | | |
0.06
|
|
Acute coronary syndrome
|
77 (41)
|
22 (36)
|
55 (44)
| |
|
Vasospastic angina
|
5 (3)
|
2 (3)
|
3 (2)
| |
|
Idiopathic ventricular fibrillation
|
42 (23)
|
1 (2)
|
41 (33)
| |
|
Cardiomyopathy
|
16 (9)
|
4 (6)
|
12 (10)
| |
|
Pulmonary embolism
|
10 (5)
|
9 (15)
|
1 (1)
| |
|
Accidental hypothermia
|
3 (2)
|
2 (3)
|
1 (1)
| |
|
Aortic dissection
|
11 (6)
|
6 (10)
|
5 (4)
| |
|
Respiratory failure
|
7 (4)
|
7 (11)
|
0
| |
|
Others
|
15 (8)
|
9 (15)
|
6 (5)
| |
|
Coronary angiography
|
137 (74)
|
31 (50)
|
106 (86)
|
< 0.01
|
- CPR cardiopulmonary resuscitation, EMS emergency medical service, IQR interquartile range, ROSC return of spontaneous circulation
