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. 2021 Apr 16;66:102–107. doi: 10.1016/j.jelectrocard.2021.04.001

Table 1.

Baseline characteristics; COPD = chronic obstructive pulmonary disease, PVC = premature ventricular contraction, CIED = cardiovascular implantable electronic device, ACEi = Angiotensin Converting Enzyme Inhibitor, ARB = Angiotensin-Receptor-Blocker, ARNI = Angiotensin-Receptor-Neprilysine-Inhibitor, MRA = mineralocorticoid receptor antagonist, AAD = antiarrhythmic drugs, SOFA = Sepsis-related organ failure assessment, APACHE = Acute Physiology And Chronic Health Evaluation, SAPS = Simplified Acute Physiology Score, ECMO = extracorporeal membrane oxygenation, NT proBNP = N-terminal pro-brain natriuretic peptide, WBC = White blood cells, GFR = glomerular filtration rate, CRP=C-reactive protein, ALT = Alanine Aminotransferase, AST = Aspartate-Aminotransferase.

Total number of patients N = 113
Age (years) Mean ± sd 64.1 ± 14.3
Female N (%) 30 (26.5)
BMI (kg/m2) Mean ± sd 29.5 ± 6.6
Arterial hypertension N (%) 69 (61.1)
Coronary artery disease N (%) 21 (18.6)
COPD N (%) 13 (11.5)
Current smoker N (%) 19 (16.8)
Asthma N (%) 7 (6.2)
Congestive heart failure N (%) 13 (11.5)
LVEF (%) Median (25–75%) 60 (57.5–60)
Chronic kidney disease N (%) 17 (15.0)
Malignancy N (%) 9 (8.0)
Any prior Arrhythmias N (%) 18 (15.9)
Prior atrial fibrillation/−flutter N (%) 16 (14.2)
Prior ventricular tachycardia N (%) 1 (0.9)
Prior frequent PVCs N (%) 2 (1.8)
CIED N (%) 6 (5.3)



Baseline medication
Beta Blockers N (%) 31 (27.4)
Calcium Antagonists N (%) 18 (15.9)
ACEi/ARB/ARNI N (%) 39 (34.5)
Platelet Inhibitors N (%) 27 (23.9)
MRA N (%) 6 (5.3)
NOAC/OAC N (%) 13 (11.5)
Class I,III AAD N (%) 1 (0.9)



Severity of illness Baseline Worst
SOFA Median (25–75%) 8.0 (4.0–11.0) 12.0 (10.0–15.0)
APACHE II Mean ± sd 24.5 ± 10.1 28.7 ± 10.6
Horowitz Index (mmHg) Median (25–75%) 158.0 (116.0–226.0) 100.0 (72.0–140.5)
SAPS Mean ± sd 42.7 ± 14.1 57.6 ± 16.1
Dialysis during ICU treatment N (%) 66 (58.4)
Total days in hospital Median (25–75%) 30.0 (20.0–41.0)
Total days ICU treatment Median (25–75%) 23.0 (11.0–37.5)
ECMO treatment N (%) 25 (22.1)
Total days ECMO Median (25–75%) 12.0 (6.8–31.3)
Mechanical ventilation N (%) 90 (79.6)
Total days mechanical ventilation Median (25–75%) 24.0 (13.0–38.0)
Catecholamine use N (%) 90 (79.6)
Antibiotic treatment N (%) 102 (90.3)
Red blood cell transfusion N (%) 70 (61.9)
Death N (%) 27 (23.9)
Discharged N (%) 51 (45.1)
Under treatment N (%) 35 (31.0)



Laboratory findings Baseline Worst
HS Troponin (ng/l) Median (25–75%) 33.5 (11.0–73.3) 60.0 (28.5–171.0)
NT proBNP (pg/ml) Median (25–75%) 1279.0 (289.5–3457.5) 3390.0 (1077.5–10,376.0)
WBC, × 109 per l Mean ± sd 10.4 ± 6.3 18.8 ± 9.8
Haemoglobin, g/l Mean ± sd 11.3 ± 2.2
Creatinine Median (25–75%) 1.10 (0.8–1.7) 1.8 (1.2–2.9)
GFR Median (25–75%) 66.0 (36.0–90.0) 33.0 (21.5–60.0)
Lactate, mmol/l Median (25–75%) 11.0 (8.3–16.0) 24.0 (18.0–42.0)
Potassium (mmol/l) Mean ± sd 4.2 ± 0.8
Sodium (mmol/l) Mean ± sd 140.2 ± 6.5
PH Median (25–75%) 7.40 (7.3–7.5))
Procalcitonin, ng/ml Median (25–75%) 0.5 (0.2–1.7)
CRP, ng/m Median (25–75%) 163.0 (85.0–282.5) 320.0 (184.0–400.0)
ALT, U/l Median (25–75%) 40.0 (27.0–70.5) 121.0 (74.5–201.0)
Bilirubin, g/l Median (25–75%) 0.6 (0.4–0.8)