| |
All patients (N = 680)
|
ROSC (N = 340)
|
P-value
|
|---|
|
Demographics
|
|
Age, yrs
|
|
Median
|
62 (53–73)
|
62 (55–73)
|
0.80
|
|
< 40
|
70 (10%)
|
31 (44%)
|
0.85
|
|
40–49
|
63 (9%)
|
30 (48%)
| |
|
50–59
|
128 (19%)
|
65 (51%)
|
|
60–69
|
196 (29%)
|
106 (54%)
|
|
70–79
|
123 (18%)
|
59 (48%)
|
|
80–89
|
81 (12%)
|
40 (49%)
|
|
90+
|
19 (3%)
|
9 (47%)
|
|
Gender
|
0.132
|
|
Female
|
204 (30%)
|
111 (54%)
|
|
Male
|
476 (70%)
|
229 (48%)
|
|
Initial rhythm
|
<.001
|
|
VF
|
264 (39%)
|
175 (66%)
|
|
VT
|
11 (2%)
|
9 (82%)
|
|
Asystole
|
152 (22%)
|
35 (23%)
|
|
PEA
|
247 (36%)
|
115 (47%)
|
|
Unknown
|
6 (1%)
|
6 (100%)
|
|
Witnessed
|
0.045
|
|
None
|
104 (15%)
|
41 (39%)
|
|
Lay person
|
421 (62%)
|
214 (51%)
|
|
Professional
|
155 (23%)
|
85 (55%)
|
|
Bystander CPR
|
341 (50%)
|
186 (55%)
|
0.017
|
|
339 (50%)
|
154 (45%)
|
|
Location
|
<.001
|
|
Home
|
344 (51%)
|
147 (43%)
|
|
Ambulance
|
24 (4%)
|
15 (63%)
|
|
Workplace
|
21 (3%)
|
16 (76%)
|
|
Doctors office
|
8 (1%)
|
7 (88%)
|
|
Medical institution
|
13 (2%)
|
8 (62%)
|
|
Nursing Home
|
13 (2%)
|
5 (38%)
|
|
Public place
|
257 (38%)
|
142 (55%)
|
|
Aetiology
|
<.001
|
|
Cardial
|
405 (60%)
|
228 (56%)
|
|
Trauma
|
15 (2%)
|
8 (53%)
|
|
Hypoxia
|
55 (8%)
|
33 (60%)
|
|
Intoxication
|
32 (5%)
|
15 (47%)
|
|
Other
|
173 (25%)
|
56 (32%)
|
- Categorical data are shown as counts with percentages in parenthesis and continuous data as medians with 25th and 75th interquartile range points in parenthesis
-
VF ventricular fibrillation, VT ventricular tachycardia, PEA pulseless electrical activity, CPR cardiopulmonary resuscitation
