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Table 1 Overall characteristics of the included patients (n = 15). A asystole, CA cardiac arrest, CPC Cerebral Performance Category, CPR cardiopulmonary resuscitation, ECLS extracorporeal life support, F female, M male, NA not available (including haemolysis), PEA pulseless electrical activity, ROSC return of spontaneous cardiac circulation, VF ventricular fibrillation

From: Intra-patient potassium variability after hypothermic cardiac arrest: a multicentre, prospective study

Patient#1#2a#3#4a#5b#6#7#8#9#10#11b#12#13#14#15
Age873244525745534176744964253561
GenderFFMMFMMFMMMMMFF
Asphyxia CAaNoNoNoYesNoNoNoNANoNoNoNoYesNoNo
No-flow duration (min)01001800NANANANA1501800
Initial core temperature (°c)25.024.025.024.724.111.08.025.617.026.025.019.924.024.328.3
First recorded rhythmVFAVFNAVFAANAAAVFAAPEAVF
CPR duration (low flow min)10782153843NANA1659954145117874555
Blood gas analyser
 Central venous potassium3.5NA4.5NANA10.014.65.99.22.24.93.54.22.62.7
 Peripheral venous potassium4.25NA4.9NA3.010.413.06.48.43.9NA3.65.12.63.7
 Arterial potassium3.7014.804.511.24.611.815.05.59.84.93.74.2NA2.52.9
 pH7.36.46.9NA7.17.06.9NA6.97.07.17.2NA7.27.3
 Arterial lactates11.222.53.516.14.912.98.618.29.65.08.66.9NA3.72.2
Central laboratory
 Central venous potassium3.4NANANA3.811.3NA6.49.02.14.73.34.23.13.1
 Peripheral venous potassium4.6NANANA4.2NA17.26.49.12.33.43.55.53.03.7
 Arterial potassium4.0NANANA4.913.319.06.410.34.34.84.2NA3.03.3
Outcome
 ECLSNoNoYesNoYesYesNoYesYesYesYesYesYesYesYes
 ROSCYesNoYesYesNoYesNoNoYesYesNoYesYesYesNo
 Survival at hospital dischargeNoNoNoNoNoNoNoNoNoNoYesYesYesYesYes
 CPC at 3 months for survivorsNANANANANANANANANANA11111
 HOPE Score96%17%28%1%96%NANANA13%NA54%74%22%98%85%
  1. acases not eligible for analysis of primary outcome because of missing data
  2. bcases for which missing data for blood gas analysis of either central or peripheral potassium were replaced by central laboratory data