|
Case
|
822
|
208
| |
178
|
178
| |
|
Age, years, median (IQR)
|
54
|
(33)
|
54
|
(30)
|
4.4%
|
55
|
(30)
|
54
|
(31)
|
2.5%
|
|
missing data
|
59
|
(7.2%)
|
18
|
(8.7%)
| | | | | | |
|
Sex, male, n (%)
|
581
|
(70.7%)
|
133
|
(63.9%)
|
14.4%
|
124
|
(70.0%)
|
109
|
(61.2%)
|
17.8%
|
|
missing data
|
0
|
(0%)
|
0
|
(0%)
| | | | | | |
|
Witness, n (%)
|
482
|
(58.8%)
|
110
|
(52.9%)
|
11.9%
|
102
|
(57.3%)
|
90
|
(50.6%)
|
13.6%
|
|
missing data
|
2
|
(0.2%)
|
0
|
(0%)
| | | | | | |
|
Bystander CPR, n (%)
|
133
|
(16.3%)
|
25
|
(12.1%)
|
12.1%
|
26
|
(14.6%)
|
18
|
(10.1%)
|
13.7%
|
|
missing data
|
5
|
(0.6%)
|
1
|
(0.5%)
| | | | | | |
|
Signs of life at scene, n (%)
|
84
|
(10.2%)
|
8
|
(3.9%)
|
25.0%
|
12
|
(6.7%)
|
6
|
(3.4%)
|
15.4%
|
|
missing data
|
0
|
(0%)
|
1
|
(0.5%)
| | | | | | |
|
Asystole at scene, n (%)
|
519
|
(64.4%)
|
161
|
(77.4%)
|
28.9%
|
132
|
(74.2%)
|
143
|
(80.3%)
|
14.8%
|
|
missing data
|
16
|
(1.9%)
|
0
|
(0%)
| | | | | | |
|
Collapsed to CA during transportation, n (%)
|
97
|
(12.0%)
|
12
|
(5.8%)
|
21.8%
|
15
|
(8.4%)
|
8
|
(4.5%)
|
16.1%
|
|
missing data
|
11
|
(1.3%)
|
1
|
(0.5%)
| | | | | | |
|
Epinephrine prior to hospital arrival, n (%)
|
94
|
(12.2%)
|
11
|
(5.5%)
|
23.8%
|
15
|
(8.4%)
|
10
|
(5.6%)
|
11.0%
|
|
missing data
|
54
|
(6.6%)
|
9
|
(4.3%)
| | | | | | |
|
ROSC prior to hospital arrival, n (%)
|
23
|
(2.9%)
|
15
|
(7.2%)
|
20.0%
|
7
|
(3.9%)
|
8
|
(4.5%)
|
2.8%
|
|
missing data
|
19
|
(2.3%)
|
0
|
(0%)
| | | | | | |
|
Signs of life on hospital arrival, n (%)
|
25
|
(3.1%)
|
21
|
(10.1%)
|
28.5%
|
12
|
(6.7%)
|
13
|
(7.3%)
|
2.2%
|
|
missing data
|
21
|
(2.6%)
|
1
|
(0.5%)
| | | | | | |
|
Asystole on hospital arrival, n (%)
|
666
|
(81.8%)
|
181
|
(87.4%)
|
15.6%
|
157
|
(88.2%)
|
160
|
(89.9%)
|
5.4%
|
|
missing data
|
8
|
(1.0%)
|
1
|
(0.5%)
| | | | | | |
|
Mechanism of Injury, penetrate, n (%)
|
50
|
(8.4%)
|
9
|
(7.8%)
|
2.0%
|
9
|
(5.1%)
|
9
|
(5.1%)
|
0.0%
|
|
missing data
|
225
|
(27.4%)
|
93
|
(44.7%)
| | | | | | |
|
Emergency call to ambulance arrival, mins, median (IQR)
|
7
|
(4)
|
7
|
(4)
|
0.8%
|
7
|
(5)
|
7
|
(4)
|
5.7%
|
|
missing data
|
59
|
(7.2%)
|
18
|
(8.7%)
| | | | | | |
|
CPR duration before hospital arrival, mins, median (IQR)
|
21
|
(11)
|
22
|
(10)
|
20.7%
|
21
|
(11)
|
22
|
(10)
|
13.9%
|
|
missing data
|
59
|
(7.2%)
|
18
|
(8.7%)
| | | | | | |
