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Table 1 Patient characteristics

From: Primary success of electrical cardioversion for new-onset atrial fibrillation and its association with clinical course in non-cardiac critically ill patients: sub-analysis of a multicenter observational study

Variable Primary success group (n = 35) Unsuccessful group (n = 30) P value
Age (year) 70 (61-78) 69 (65-81) 0.99
Male 24 (69) 23 (77) 0.47
APACHE II score at ICU admission 27 (22-33) 28 (21-34) 0.93
Comorbidity
 Hypertension 13 (37) 10 (33) 0.75
 Diabetes 10 (29) 5 (17) 0.26
 Congestive heart failure 3 (9) 1 (3) 0.62
 Ischemic heart disease 3 (9) 2 (7) 1.00
 Stroke or TIA 6 (17) 3 (10) 0.49
 Chronic hemodialysis 2 (6) 2 (7) 1.00
Previous medication
 Antiarrhythmic agents 0 (0) 0 (0) n/a
 Beta blockers 2 (6) 2 (7) 0.87
 Calcium channel blockers 7 (20) 5 (17) 0.76
Patient category    0.57
 Non-scheduled surgical 5 (14) 4 (13)  
 Scheduled surgical 1 (3) 3 (10)  
 Medical 29 (83) 23 (77)  
Primary organ failure    0.17
 Respiratory 13 (37) 12 (40)  
 Gastrointestinal 6 (17) 7 (23)  
 Cardiovascular 4 (11) 3 (10)  
 Musculoskeletal 1 (3) 4 (13)  
 Metabolic 3 (9) 0 (0)  
 Hematological 3 (9) 0 (0)  
 Neurological 1 (3) 1 (3)  
 Trauma 1 (3) 1 (3)  
 Urogenital 0 (0) 2 (7)  
 Others 3 (9) 0 (0)  
At AF onset
 SOFA score a 9 (7-14) 9 (8-13) 0.82
 RRT 12 (34) 12 (40) 0.63
 MV 26 (74) 28 (93) 0.04
 Sedatives 21 (60) 21 (70) 0.40
 Inotropes and/or vasopressors 21 (60) 21 (70) 0.40
 Beta-blockers 5 (14) 0 (0) 0.06
 Other antiarrhythmic agents 0 (0) 0 (0) n/a
 Infection 28 (80) 23 (77) 0.74
 HR (bpm) 148 (133-173) 151 (126-173) 0.95
 MAP (mmHg) 72 (61-85) 65 (59-80) 0.17
  1. Values are given as median (interquartile range) or number (%)
  2. Primary organ failure is based on surgical site for surgical patients or primary disease related to ICU admission for medical patients
  3. ECV Electrical cardioversion, APACHE II Acute Physiology and Chronic Health Evaluation II, TIA Transient ischemic attack, AF Atrial fibrillation, SOFA Sequential Organ Failure Assessment, RRT Renal replacement therapy, MV Mechanical ventilation, HR Heart rate, MAP Mean arterial pressure, ICU Intensive care unit
  4. aOne missing data in primary success group