Common Abbreviations

A-B-C = airway-breathing-circulation
AED = automated external defibrillator
ALS = advanced life support
AMSTAR-2 = Assessing the Methodological Quality of Systematic Reviews-2
ACNS = American Clinical Electrophysiology Society
ARCSAC = American Red Cross Scientific Advisory Council
ASPECTS-b = Alberta Stroke Program Early Computed Tomography-b
BLS = basic life support
BVM = bag-valve-mask
CARES = Cardiac Arrest Registry to Enhance Survival
CCF = chest compression fraction
C = Celsius
CO= carbon dioxide
CO-CPR = compression-only CPR
CoSTR = Consensus on Science with Treatment Recommendations
COVID-19 = coronavirus disease 2019
CPAP = continuous positive airway pressure
CPC = Cerebral Performance Category
CPP = cerebral perfusion pressure
CPR = cardiopulmonary resuscitation
CT = computed tomography
CV = compression-to-ventilation
CV-CPR = compression-ventilation CPR
ECG = electrocardiogram
ECMO = extracorporeal membrane oxygenation
ECPR = extracorporeal CPR
EEG = electroencephalogram
EMS = emergency medical services
ETCO= end-tidal carbon dioxide
FD-CPR = Firefighter-Down CPR
GCS = Glasgow Coma Scale
GO-FAR = Good Outcome Following Attempted Resuscitation
ICP = intracranial pressure
IHCA = in-hospital cardiac arrest
ILCOR = International Liaison Committee on Resuscitation
IPPV = intermittent positive pressure ventilation
mEQ/L = milliequivalents per liter
mCPR = mechanical CPR
MRI = magnetic resonance imaging
NfL = neurofilament light chain
NICU = neonatal intensive care unit
NNTB = number needed to treat to benefit
NSE = neuron-specific enolase
OHCA = out-of-hospital cardiac arrest
P25 = positive deflection 25 milliseconds after stimulation
PaCO= partial pressure of carbon dioxide in the arterial blood
PaO= partial pressure of oxygen in the arterial blood
PAD = public access defibrillation
PALS = pediatric advanced life support
PCI = percutaneous coronary intervention
PICU = pediatric intensive care unit
PPE = personal protective equipment
PPV = positive pressure ventilation
PTSD = post-traumatic stress disorder
RIT-CPR = Rapid Intervention Team CPR
RB-CPR = rescue breathing CPR
ROC = return of circulation
ROSC = return of spontaneous circulation
SCBA = self-contained breathing apparatus
SGA = supraglottic airway
SpO= saturation of peripheral oxygen
SSEP = somatosensory evoked potential
STEMI = ST-segment myocardial infarction
TBI = traumatic brain injury
VF = ventricular fibrillation
VT = ventricular tachycardia


Abbreviations in Statistical Analyses

aOR = adjusted odds ratio
ARD = adjusted rate difference
aRR = adjusted relative risk
CI = confidence interval
I² = measure of heterogeneity
IRR = incidence rate ratio
MD = mean difference
OR = odds ratio
P = probability
RR = relative risk
RD = risk difference
RCT = randomized controlled trial