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. Author manuscript; available in PMC: 2012 Sep 1.
Published in final edited form as: Resuscitation. 2011 Apr 12;82(9):1180–1185. doi: 10.1016/j.resuscitation.2011.04.001

Table 1.

Patient demographics for study cohort, comatose patients without CT, all excluded patients, and entire database.

Study cohort
(N=240)		 Comatose but
no CT
available
(N=233)		 All excluded
patients (N=440)		 All cardiac arrest
patients
(N=680)
Mean Age (SD) 60 (17) 60 (16) 60 (16) 60 (16)
% Male 128 (53%) 131 (56%) 258 (59%) 386 (57%)
Initial Rhythm
 - VF
 - PEA
 - Asystole
 - Unknown
75 (31%)
75 (31%)
53 (22%)
36 (15%)
99 (43%)
66 (28%)
39 (17%)
28 (12%)		 *
191 (43%)
119 (27%)
69 (16%)
50 (11%)
266 (39%)
194 (29%)
122 (18%)
86 (13%)
Initial GCS Motor
 -1
 -2
 -3
 -4
 -5
 -6
113 (47%)
12 (5%)
19 (8%)
53 (22%)
11 (5%)
29 (12%)		 *
99 (43%)
8 (3%)
19 (8%)
61 (26%)
37 (16%)
0 (0%)		 *
124 (28%)
8 (2%)
25 (6%)
69 (16%)
39 (9%)
157 (36%)
237 (35%)
20 (3%)
44 (6%)
122 (18%)
50 (7%)
186 (27%)
In-hospital arrest
Out-of-hospital arrest		 64 (27%)
176 (73%)		 132 (57%) *
101 (43%)		 260 (59%) *
177 (40%)		 324 (48%)
353 (52%)
Hypothermia
treatment
Hypothermia and
GCS-M<6		 167 (70%)
166 (80%)		 115 (49%) *
115 (51%)		 131 (30%) *
128 (29%)		 298 (44%)
294 (62%)
Arrest-to-CT Time
Interval
 - 0-6 hours
 - 6-12 hours
 - 12-18 hours
 - 18-24 hours
161 (67%)
47 (20%)
16 (7%)
12 (5%)
Survival to hospital
discharge		 87 (36%) 92 (40%) 221 (50%) * 308 (45%)
*

indicates p<0.05 versus study cohort.