Table 1.

Example table for clinical characteristics and baseline variables.

	Included N=	Excluded N=
Demographic characteristics
Age (years)	Mean (SD)	Mean (SD)
Male	N (%)	N (%)
Time from CA to first CT performed$\ge$48 h	Median (IQR)	Median (IQR)
Characteristics of cardiac arrest
Minutes from CA to ROSC	Median (IQR)	Median (IQR)
First monitored rhythm on ECG shockable	N (%)	N (%)
Bystander witnessed CA	N (%)	N (%)
Bystander CPR performed	N (%)	N (%)
Cardiac arrest at the place of residence	N (%)	N (%)
Clinical characteristics on hospital admission
Corneal reflexes bilaterally absent on hospital admission	N (%)	N (%)
Pupillary reflexes bilaterally absent on hospital admission	N (%)	N (%)
ST-segment elevation myocardial infarction	N (%)	N (%)
Arterial lactate level on admission mmol/L	Mean (SD)	Mean (SD)
Circulatory shock on admission	N (%)	N (%)
Randomised to hypothermia	N (%)	N (%)
Medical history
Hypertension	N (%)	N (%)
Dementia	N (%)	N (%)
Cerebrovascular disease	N (%)	N (%)
Hemiplegia	N (%)	N (%)
Diabetes	N (%)	N (%)
Myocardial infarction	N (%)	N (%)
Heart failure NYHA III or IV	N (%)	N (%)
Renal failure	N (%)	N (%)
Moderate or severe liver failure	N (%)	N (%)
Charlson comorbidity index	Median (IQR)	Median (IQR)
Functional outcome after 180 days
Good outcome (mRS 0–3)	N (%)	N (%)
Poor outcome (mRS 4–6)	N (%)	N (%)
Structured assessment of neurological outcome at 180 days
mRS 0	N (%)	N (%)
mRS 1	N (%)	N (%)
mRS 2	N (%)	N (%)
mRS 3	N (%)	N (%)
mRS 4	N (%)	N (%)
mRS 5	N (%)	N (%)
mRS 6	N (%)	N (%)
Withdrawal of life-sustaining therapy (WLST)
WLST performed	N (%)	N (%)
WLST neurological reason only	N (%)	N (%)
WLST neurological based on CT	N (%)	N (%)

Data will be presented in numbers (percentages) for categorical variables, and in mean (standard deviation) or median (interquartile range) as appropriate for continuous variables.