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Table 1 Characteristics of the study population according to targeted temperature management

From: Temporal trends in the use of targeted temperature management after cardiac arrest and association with outcome: insights from the Paris Sudden Death Expertise Centre

 No TTM (n = 1793)TTM (n = 1847)P
Male, n %1169 (65%)1318 (71%)< 0.001
Age, ±SD64 ± 1661 ± 15< 0.001
Home location, n %1186 (66%)1017 (55%)< 0.001
Witness, n %1569 (87%)1697 (92%)< 0.001
Bystander CPR, n %1142 (63%)1195 (65%)< 0.001
Shockable rhythm, n %592 (33%)1065 (58%)< 0.001
No-flow duration > 3 min*, n %666 (37%)881 (48%)< 0.001
Low-flow duration > 20 min*, n %588 (33%)760 (42%)< 0.001
Epinephrine use, n %1259 (70%)1224 (66%)< 0.001
First arterial pH, ±SD7.13 ± 0.227.22 ± 0.15< 0.001
Post-resuscitation shock, n %863 (48%)1253 (68%)< 0.001
Early invasive coronary strategy, n %767 (43%)1494 (80%)< 0.001
Survival at ICU discharge, n %370 (20%)689 (37%)< 0.001
Good neurological prognosis at ICU discharge, n %273 (15%)618 (33%)< 0.001
  1. Values are expressed with proportion (%), mean with standard deviation (SD)
  2. CPR cardiopulmonary resuscitation
  3. *Characteristics were dichotomized according to the median value